A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/favourites.php

Line Number: 87

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/whitemountain/public_html/system/libraries/Exceptions.php:164)

Filename: controllers/favourites.php

Line Number: 90