A PHP Error was encountered

Severity: Warning

Message: Trying to access array offset on null

Filename: views/services_sub_list.php

Line Number: 6

Backtrace:

File: /var/www/gwc-website/application/views/services_sub_list.php
Line: 6
Function: _error_handler

File: /var/www/gwc-website/application/controllers/Site_ctrl.php
Line: 104
Function: view

File: /var/www/gwc-website/index.php
Line: 315
Function: require_once