A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'img_name' of non-object

Filename: include/header.php

Line Number: 19

Backtrace:

File: /home/admin/domains/wpt.ac.th/public_html/application/views/include/header.php
Line: 19
Function: _error_handler

File: /home/admin/domains/wpt.ac.th/public_html/application/views/viewgallery.php
Line: 7
Function: view

File: /home/admin/domains/wpt.ac.th/public_html/application/controllers/Gallery.php
Line: 111
Function: view

File: /home/admin/domains/wpt.ac.th/public_html/index.php
Line: 315
Function: require_once