A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: controllers/Data.php

Line Number: 80

Backtrace:

File: /var/www/html/PC/MainSite/application/controllers/Data.php
Line: 80
Function: _error_handler

File: /var/www/html/PC/MainSite/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Creating default object from empty value

Filename: controllers/Data.php

Line Number: 80

Backtrace:

File: /var/www/html/PC/MainSite/application/controllers/Data.php
Line: 80
Function: _error_handler

File: /var/www/html/PC/MainSite/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined property: stdClass::$add_file

Filename: controllers/Data.php

Line Number: 81

Backtrace:

File: /var/www/html/PC/MainSite/application/controllers/Data.php
Line: 81
Function: _error_handler

File: /var/www/html/PC/MainSite/index.php
Line: 315
Function: require_once

교학사 메인사이트

A PHP Error was encountered

Severity: Notice

Message: Undefined property: stdClass::$title

Filename: data/textbook_detail.php

Line Number: 25

Backtrace:

File: /var/www/html/PC/MainSite/application/views/data/textbook_detail.php
Line: 25
Function: _error_handler

File: /var/www/html/PC/MainSite/application/core/MY_Controller.php
Line: 83
Function: view

File: /var/www/html/PC/MainSite/application/controllers/Data.php
Line: 97
Function: load_view

File: /var/www/html/PC/MainSite/index.php
Line: 315
Function: require_once

2020-02-02

A PHP Error was encountered

Severity: Notice

Message: Undefined property: stdClass::$content

Filename: data/textbook_detail.php

Line Number: 42

Backtrace:

File: /var/www/html/PC/MainSite/application/views/data/textbook_detail.php
Line: 42
Function: _error_handler

File: /var/www/html/PC/MainSite/application/core/MY_Controller.php
Line: 83
Function: view

File: /var/www/html/PC/MainSite/application/controllers/Data.php
Line: 97
Function: load_view

File: /var/www/html/PC/MainSite/index.php
Line: 315
Function: require_once