A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Langs.php

Line Number: 103

Backtrace:

File: /homepages/23/d162425772/htdocs/application/modules/admin/controllers/Langs.php
Line: 103
Function: _error_handler

File: /homepages/23/d162425772/htdocs/index.php
Line: 292
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /homepages/23/d162425772/htdocs/system/core/Exceptions.php:271)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /homepages/23/d162425772/htdocs/application/modules/admin/controllers/Langs.php
Line: 103
Function: redirect

File: /homepages/23/d162425772/htdocs/index.php
Line: 292
Function: require_once