A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: pages/perro.php

Line Number: 29

Backtrace:

File: /home/vonhausecom/public_html/English/application/views/pages/perro.php
Line: 29
Function: _error_handler

File: /home/vonhausecom/public_html/English/application/controllers/VonHause.php
Line: 168
Function: view

File: /home/vonhausecom/public_html/English/index.php
Line: 315
Function: require_once