A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Change.php

Line Number: 43

Backtrace:

File: /var/cpanel_user/home/itb2015/application/modules/auth/controllers/Change.php
Line: 43
Function: _error_handler

File: /var/cpanel_user/home/itb2015/public_html/index.php
Line: 293
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /var/cpanel_user/home/itb2015/system/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 564

Backtrace:

File: /var/cpanel_user/home/itb2015/application/modules/auth/controllers/Change.php
Line: 43
Function: redirect

File: /var/cpanel_user/home/itb2015/public_html/index.php
Line: 293
Function: require_once