A PHP Error was encountered

Severity: Warning

Message: array_push() expects parameter 1 to be array, null given

Filename: controllers/Page.php

Line Number: 179

Backtrace:

File: /var/www/html/application/controllers/Page.php
Line: 179
Function: array_push

File: /var/www/html/index.php
Line: 335
Function: require_once