A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/Member.php

Line Number: 106

Backtrace:

File: /home/lan_new/public_html/application/controllers/Member.php
Line: 106
Function: _error_handler

File: /home/lan_new/public_html/application/controllers/Member.php
Line: 77
Function: login

File: /home/lan_new/public_html/index.php
Line: 315
Function: require_once