A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Auth.php

Line Number: 439

Backtrace:

File: /data/sites/web/dualcareertoolscom/www/application/controllers/Auth.php
Line: 439
Function: _error_handler

File: /data/sites/web/dualcareertoolscom/www/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /data/sites/web/dualcareertoolscom/www/system/core/Exceptions.php:271)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /data/sites/web/dualcareertoolscom/www/application/controllers/Auth.php
Line: 439
Function: redirect

File: /data/sites/web/dualcareertoolscom/www/index.php
Line: 315
Function: require_once