A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Principal.php

Line Number: 497

Backtrace:

File: C:\Inetpub\vhosts\odeonmulticines.com\httpdocs\application\controllers\Principal.php
Line: 497
Function: _error_handler

File: C:\Inetpub\vhosts\odeonmulticines.com\httpdocs\index.php
Line: 315
Function: require_once