( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.246512372712_error_handler( $severity = 8, $message = 'Undefined offset: 0', $filepath = '/home/Code/kongnpark/application/controllers/Books.php', $line = 152, ['isbn' => '9781196435141', 'ttmik' => '', 'navi' => NULL, 'books_json' => '[\n {\n "_id": {"$oid": "5fcf7a25a4e91bc6168fca4c"},\n "author": "장선용",\n "book_weight": "0",\n "books_additional": {\n "isbn": "9788973002955",\n "imprint": null,\n "edition_Number": null,\n "edition_description": null,\n "title_group_primary_isbn": null,\n "isbn_of_previous_edition": null,\n "binding": "BC",\n "usd": "18.95",\n "gbp": null,\n "eur": null,\n "con1_first_name": "Chang",\n "con1_middle_name": null,\n "con1_last_name": "Sun-you'..., 'books_arr' => [0 => [...], 1 => [...], 2 => [...], 3 => [...], 4 => [...], 5 => [...], 6 => [...], 7 => [...], 8 => [...], 9 => [...], 10 => [...], 11 => [...], 12 => [...], 13 => [...], 14 => [...], 15 => [...], 16 => [...], 17 => [...], 18 => [...], 19 => [...], 20 => [...], 21 => [...], 22 => [...], 23 => [...], 24 => [...], 25 => [...], 26 => [...], 27 => [...], 28 => [...], 29 => [...], 30 => [...], 31 => [...], 32 => [...], 33 => [...], 34 => [...], 35 => [...], 36 => [...], 37 => [...], 38 => [...], 39 => [...], 40 => [...], 41 => [...], 42 => [...], 43 => [...], 44 => [...], 45 => [...], 46 => [...], 47 => [...], 48 => [...], 49 => [...], 50 => [...], 51 => [...], 52 => [...], 53 => [...], 54 => [...], 55 => [...], 56 => [...], 57 => [...], 58 => [...], 59 => [...], 60 => [...], 61 => [...], 62 => [...], 63 => [...], 64 => [...], 65 => [...], 66 => [...], 67 => [...], 68 => [...], 69 => [...], 70 => [...], 71 => [...], 72 => [...], 73 => [...], 74 => [...], 75 => [...], 76 => [...], 77 => [...], 78 => [...], 79 => [...], 80 => [...], 81 => [...], 82 => [...], 83 => [...], 84 => [...], 85 => [...], 86 => [...], 87 => [...], 88 => [...], 89 => [...], 90 => [...], 91 => [...], 92 => [...], 93 => [...], 94 => [...], 95 => [...], 96 => [...], 97 => [...], 98 => [...], 99 => [...], 100 => [...], 101 => [...], 102 => [...], 103 => [...], 104 => [...], 105 => [...], 106 => [...], 107 => [...], 108 => [...], 109 => [...], 110 => [...], 111 => [...], 112 => [...], 113 => [...], 114 => [...], 115 => [...], 116 => [...], 117 => [...], 118 => [...], 119 => [...], 120 => [...], 121 => [...], 122 => [...], 123 => [...], 124 => [...], 125 => [...], 126 => [...], 127 => [...], ...], 'search_arr' => [], 'v' => ['_id' => [...], 'author' => '김은아', 'book_weight' => '588', 'books_additional' => [...], 'category_id' => '530909', 'category_name' => '한국소개도서 > 한국어학습 > 한국어학습 일반', 'consignment_state' => '1', 'country' => 'KOR', 'created_at' => '2025-05-02', 'currency_idx' => 6, 'ddc' => '', 'ea_add_code' => '04710', 'edition_stmt' => '초판', 'img_url' => 'https://contents.kyobobook.co.kr/sih/pdt/fit-in/458x687/9788952132192.jpg', 'introduction' => '한국어 학습에 많은 시간을 할애하기 어려운 학습자들이 쉽고 가볍게 한국어를 배우고 익힐 수 있도록 구성한 자율학습용 교재 시리즈 “50일 완성 한국어” 시리즈의 첫 권으로, 학습 완료 시 TOPIK 1급 수준의 한국어 구사가 가능한 난이도로 집필되었다. 네 페이지로 구성된 한 과는 부담 없이 매일 학습이 가능하며, ‘듣기 → 말하기 → 읽기 → 쓰기’의 단계적 구성을 통해 자연스럽'..., 'isbn' => '9788952132192', 'isbn10' => '895213219X', 'kdc' => '710', 'link_url' => 'https://product.kyobobook.co.kr/detail/S000216369528', 'list_price' => 16000, 'p_source' => 'D', 'p_type' => 'BOOK', 'page_count' => 288, 'publication_date' => '2025-04-30', 'publisher' => '서울대학교출판문화원', 'publisher_code' => '70233', 'publisher_comment' => '', 'sale_state' => '1', 'saleprice' => 14400, 'seneca_size' => '15', 'series_no' => '', 'series_title' => '', 'set_add_code' => '', 'set_expression' => 1, 'set_isbn' => '', 'subtitle' => '', 'title' => '50 Days of Korean(50일 완성 한국어) 1', 'toc' => '머리말교재 구성01 안녕하세요? Hello!02 다니엘 하임이에요 I’m Daniel Heim03 저는 독일 사람이에요 I’m German04 저는 학생이 아니에요 I’m Not a Student05 지금 공부해요 I’m Studying Right Now06 커피를 좋아해요 I Like Coffee07 고기를 안 먹어요 I Don’t Eat Meat08 집에 가요 I’m Going Home09 집에서 밥을 먹어요 I Eat Meals at Home10 오늘 수업이 없어요 I Don’t Have Class Today11 물냉면 주세요 I Would Like Some Mul-Naengmy'..., 'trim_height' => '231', 'trim_width' => '169'], 'k' => 367, 'pos' => FALSE] ).../Books.php:152
50.246712373504CI_Exceptions->show_php_error( $severity = 8, $message = 'Undefined offset: 0', $filepath = '/home/Code/kongnpark/application/controllers/Books.php', $line = 152 ).../Common.php:623
60.246812390928include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Undefined offset: 0

Introducing Korean Books to the World! | KONG&PARK
  2. Books


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.299112626704_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 26, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:26
90.299112626704CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 26 ).../Common.php:623
100.299212644504include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null



( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.299612643088_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 26, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:26
90.299612643088CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 26 ).../Common.php:623
100.299612660888include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

AUTHOR :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.300212659472_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.300212659472CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.300212677272include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.300612679952_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.300612679952CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.300612697752include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.301012700432_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.301112700432CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.301112718232include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.301512720912_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.301512720912CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.301512738712include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.302012741392_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.302012741392CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.302012759192include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.302412761872_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:29
90.302412761872CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 29 ).../Common.php:623
100.302512779672include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.302912782352_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 30, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:30
90.302912782352CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 30 ).../Common.php:623
100.302912800152include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.303312802832_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 30, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:30
90.303312802832CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 30 ).../Common.php:623
100.303312820632include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

ISBN :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.303812823312_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 35, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:35
90.303812823312CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 35 ).../Common.php:623
100.303812841112include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

PUBLISHER :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.304612843792_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 38, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:38
90.304612843792CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 38 ).../Common.php:623
100.304612861592include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

PUBLICATION DATE :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.305112868368_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 43, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL] ).../view_v.php:43
90.305112868368CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 43 ).../Common.php:623
100.305112886168include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

July 02 ,2025,
SPINE SIZE :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.305612889184_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 48, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:48
90.305612889184CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 48 ).../Common.php:623
100.305612906984include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

0 inches
PAGES :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.306112909720_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 51, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:51
90.306112909720CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 51 ).../Common.php:623
100.306112927520include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

SIZE :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.306612930200_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 54, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:54
90.306612930200CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 54 ).../Common.php:623
100.306612948000include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

0 *


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.307112950680_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 54, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:54
90.307112950680CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 54 ).../Common.php:623
100.307112968480include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

0 inches
WEIGHT :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.307612971160_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 57, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:57
90.307612971160CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 57 ).../Common.php:623
100.307612988960include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

0 pounds
CATON QTY :


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.308112991640_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 60, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:60
90.308112991640CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 60 ).../Common.php:623
100.308113009440include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.308613012120_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 60, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:60
90.308613012120CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 60 ).../Common.php:623
100.308613029920include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

PRICE : $


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.309113032600_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 63, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:63
90.309113032600CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 63 ).../Common.php:623
100.309113050400include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.309513053080_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 63, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:63
90.309613053080CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 63 ).../Common.php:623
100.309613070880include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.310113077656_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 82, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:82
90.310113077656CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 82 ).../Common.php:623
100.310113095456include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.310613098136_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 82, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:82
90.310613098136CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 82 ).../Common.php:623
100.310613115936include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null





( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.311013118616_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.311113118616CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.311113136416include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.311513139096_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.311513139096CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.311513156896include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.312013159576_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.312013159576CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.312013177376include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.312413180056_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.312513180056CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.312513197856include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.312913200536_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.313013200536CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.313013218336include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.313413225112_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:85
90.313413225112CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 85 ).../Common.php:623
100.313413242912include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.313813245592_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 86, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:86
90.313813245592CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 86 ).../Common.php:623
100.313913263392include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.314313266072_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 86, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:86
90.314313266072CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 86 ).../Common.php:623
100.314313283872include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.314713286552_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.314813286552CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.314813304352include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.315213307032_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.315213307032CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.315213324832include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.315713327512_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.315713327512CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.315713345312include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.316113347992_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.316213347992CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.316213365792include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.316613368472_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.316613368472CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.316613386272include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.317013388952_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:89
90.317013388952CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 89 ).../Common.php:623
100.317113406752include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.317513409432_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 90, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:90
90.317513409432CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 90 ).../Common.php:623
100.317513427232include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.317913429912_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 90, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:90
90.317913429912CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 90 ).../Common.php:623
100.317913447712include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.318413454488_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 95, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:95
90.318413454488CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 95 ).../Common.php:623
100.318413472288include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.318813474968_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 95, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:95
90.318813474968CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 95 ).../Common.php:623
100.318813492768include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.319313495448_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 98, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:98
90.319313495448CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 98 ).../Common.php:623
100.319313513248include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null


( ! ) Notice: Undefined variable: heading in /home/Code/kongnpark/application/views/errors/html/error_php.php on line 5
Call Stack
#TimeMemoryFunctionLocation
10.2010357984{main}( ).../index.php:0
20.2012361096require_once( '/home/Code/kongnpark/system/core/CodeIgniter.php ).../index.php:334
30.2101590520Books->view( '9781196435141' ).../CodeIgniter.php:532
40.251412579144MY_Controller->layout_view( $data1 = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $content = 'books/view_v', $layouut_arr = ['layout' => 'layout_sub01_v'] ).../Books.php:159
50.298412582912CI_Loader->view( $view = 'basic/books/view_v', $vars = ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL], $return = TRUE ).../MY_Controller.php:92
60.298412583288CI_Loader->_ci_load( $_ci_data = ['_ci_view' => 'basic/books/view_v', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE] ).../Loader.php:489
70.298512602728include( '/home/Code/kongnpark/application/views/basic/books/view_v.php ).../Loader.php:962
80.319713515928_error_handler( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 98, ['_ci_data' => ['_ci_view' => 'basic/books/view_v', '_ci_vars' => [...], '_ci_return' => TRUE], '_ci_val' => '_ci_return', 'file_exists' => TRUE, '_ci_path' => '/home/Code/kongnpark/application/views/basic/books/view_v.php', '_ci_file' => 'basic/books/view_v.php', '_ci_ext' => '', '_ci_view' => 'basic/books/view_v', 'cascade' => TRUE, '_ci_view_file' => '/home/Code/kongnpark/application/views/', '_ci_CI' => class Books { public $layout_v = NULL; public $top_v = NULL; public $left_v = NULL; public $bottom_v = NULL; public $script_v = NULL; public $use_lan = 'english'; public $benchmark = class CI_Benchmark { ... }; public $hooks = class CI_Hooks { ... }; public $config = class CI_Config { ... }; public $log = class CI_Log { ... }; public $utf8 = class CI_Utf8 { ... }; public $uri = class CI_URI { ... }; public $router = class CI_Router { ... }; public $output = class CI_Output { ... }; public $security = class CI_Security { ... }; public $input = class CI_Input { ... }; public $lang = class CI_Lang { ... }; public $load = class CI_Loader { ... }; public $db = class CI_DB_mysqli_driver { ... }; public $session = class CI_Session { ... }; public $filecontrol = class FileControl { ... }; public $logcontrol = class LogControl { ... }; public $common_m = class Common_m { ... }; public $agent = class CI_User_agent { ... }; public $books_m = class Books_m { ... } }, '_ci_var' => class Books_m { }, '_ci_key' => 'books_m', '_ci_vars' => ['book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [...], 'file_path' => NULL], '_ci_return' => TRUE, 'book' => NULL, 'navi' => NULL, 'ttmik' => '', 'country_list' => [0 => class stdClass { ... }, 1 => class stdClass { ... }, 2 => class stdClass { ... }, 3 => class stdClass { ... }, 4 => class stdClass { ... }, 5 => class stdClass { ... }, 6 => class stdClass { ... }, 7 => class stdClass { ... }, 8 => class stdClass { ... }, 9 => class stdClass { ... }, 10 => class stdClass { ... }, 11 => class stdClass { ... }, 12 => class stdClass { ... }, 13 => class stdClass { ... }, 14 => class stdClass { ... }, 15 => class stdClass { ... }, 16 => class stdClass { ... }, 17 => class stdClass { ... }, 18 => class stdClass { ... }, 19 => class stdClass { ... }, 20 => class stdClass { ... }, 21 => class stdClass { ... }, 22 => class stdClass { ... }, 23 => class stdClass { ... }, 24 => class stdClass { ... }, 25 => class stdClass { ... }, 26 => class stdClass { ... }, 27 => class stdClass { ... }, 28 => class stdClass { ... }, 29 => class stdClass { ... }, 30 => class stdClass { ... }, 31 => class stdClass { ... }, 32 => class stdClass { ... }, 33 => class stdClass { ... }, 34 => class stdClass { ... }, 35 => class stdClass { ... }, 36 => class stdClass { ... }, 37 => class stdClass { ... }, 38 => class stdClass { ... }, 39 => class stdClass { ... }, 40 => class stdClass { ... }, 41 => class stdClass { ... }, 42 => class stdClass { ... }, 43 => class stdClass { ... }, 44 => class stdClass { ... }, 45 => class stdClass { ... }, 46 => class stdClass { ... }, 47 => class stdClass { ... }, 48 => class stdClass { ... }, 49 => class stdClass { ... }, 50 => class stdClass { ... }, 51 => class stdClass { ... }, 52 => class stdClass { ... }, 53 => class stdClass { ... }, 54 => class stdClass { ... }, 55 => class stdClass { ... }, 56 => class stdClass { ... }, 57 => class stdClass { ... }, 58 => class stdClass { ... }, 59 => class stdClass { ... }, 60 => class stdClass { ... }, 61 => class stdClass { ... }, 62 => class stdClass { ... }, 63 => class stdClass { ... }, 64 => class stdClass { ... }, 65 => class stdClass { ... }, 66 => class stdClass { ... }, 67 => class stdClass { ... }, 68 => class stdClass { ... }, 69 => class stdClass { ... }, 70 => class stdClass { ... }, 71 => class stdClass { ... }, 72 => class stdClass { ... }, 73 => class stdClass { ... }, 74 => class stdClass { ... }, 75 => class stdClass { ... }, 76 => class stdClass { ... }, 77 => class stdClass { ... }, 78 => class stdClass { ... }, 79 => class stdClass { ... }, 80 => class stdClass { ... }, 81 => class stdClass { ... }, 82 => class stdClass { ... }, 83 => class stdClass { ... }, 84 => class stdClass { ... }, 85 => class stdClass { ... }, 86 => class stdClass { ... }, 87 => class stdClass { ... }, 88 => class stdClass { ... }, 89 => class stdClass { ... }, 90 => class stdClass { ... }, 91 => class stdClass { ... }, 92 => class stdClass { ... }, 93 => class stdClass { ... }, 94 => class stdClass { ... }, 95 => class stdClass { ... }, 96 => class stdClass { ... }, 97 => class stdClass { ... }, 98 => class stdClass { ... }, 99 => class stdClass { ... }, 100 => class stdClass { ... }, 101 => class stdClass { ... }, 102 => class stdClass { ... }, 103 => class stdClass { ... }, 104 => class stdClass { ... }, 105 => class stdClass { ... }, 106 => class stdClass { ... }, 107 => class stdClass { ... }, 108 => class stdClass { ... }, 109 => class stdClass { ... }, 110 => class stdClass { ... }, 111 => class stdClass { ... }, 112 => class stdClass { ... }, 113 => class stdClass { ... }, 114 => class stdClass { ... }, 115 => class stdClass { ... }, 116 => class stdClass { ... }, 117 => class stdClass { ... }, 118 => class stdClass { ... }, 119 => class stdClass { ... }, 120 => class stdClass { ... }, 121 => class stdClass { ... }, 122 => class stdClass { ... }, 123 => class stdClass { ... }, 124 => class stdClass { ... }, 125 => class stdClass { ... }, 126 => class stdClass { ... }, 127 => class stdClass { ... }, ...], 'file_path' => NULL, 'date' => class DateTime { public $date = '2025-07-02 09:28:26.787047'; public $timezone_type = 3; public $timezone = 'Asia/Seoul' }] ).../view_v.php:98
90.319713515928CI_Exceptions->show_php_error( $severity = 8, $message = 'Trying to access array offset on value of type null', $filepath = '/home/Code/kongnpark/application/views/basic/books/view_v.php', $line = 98 ).../Common.php:623
100.319713533728include( '/home/Code/kongnpark/application/views/errors/html/error_php.php ).../Exceptions.php:268

Trying to access array offset on value of type null

ANTIQUES & COLLECTIBLES

ART

BIOGRAPHY & AUTOBIOGRAPHY

BODY, MIND & SPIRIT

BUSINESS & ECONOMICS

COOKING

EDUCATION

FAMILY & RELATIONSHIPS

FOREIGN LANGUAGE STUDY

HEALTH & FITNESS

HISTORY

LANGUAGE ARTS & DISCIPLINES

LAW

LITERARY COLLECTIONS

MEDICAL

MUSIC

PHILOSOPHY

POETRY

POLITICAL SCIENCE

REFERENCE

RELIGION

SCIENCE

SOCIAL SCIENCE

SPORTS & RECREATION

STUDY AIDS

TECHNOLOGY & ENGINEERING