A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 1

Filename: models/Checker_model.php

Line Number: 241

Backtrace:

File: /home/clictracker/public_html/application/models/Checker_model.php
Line: 241
Function: _error_handler

File: /home/clictracker/public_html/application/controllers/Track.php
Line: 101
Function: getBrowser

File: /home/clictracker/public_html/index.php
Line: 354
Function: require_once