A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 1

Filename: controllers/Listpage.php

Line Number: 96

Backtrace:

File: /var/www/edu.website/application/controllers/Listpage.php
Line: 96
Function: _error_handler

File: /var/www/edu.website/index.php
Line: 275
Function: require_once