A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: front/home.php

Line Number: 28

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /var/www/vhosts/vizyonmusavirlik.com/public_html/system/core/Exceptions.php:186)

Filename: helpers/url_helper.php

Line Number: 543