A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: core/MY_Controller.php

Line Number: 48

Backtrace:

File: /homepages/8/d271622032/htdocs/app/core/MY_Controller.php
Line: 48
Function: _error_handler

File: /homepages/8/d271622032/htdocs/index.php
Line: 295
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /homepages/8/d271622032/htdocs/sys3/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /homepages/8/d271622032/htdocs/app/core/MY_Controller.php
Line: 48
Function: redirect

File: /homepages/8/d271622032/htdocs/index.php
Line: 295
Function: require_once