A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Downloadbrochure.php

Line Number: 27

Backtrace:

File: /home/admin/domains/brave-tv.com/public_html/application/controllers/Downloadbrochure.php
Line: 27
Function: _error_handler

File: /home/admin/domains/brave-tv.com/public_html/index.php
Line: 264
Function: require_once