A PHP Error was encountered

Severity: Warning

Message: Undefined array key "HTTP_REFERER"

Filename: users/VhodLK.php

Line Number: 3

Backtrace:

File: /home/users/j/j47465232/domains/rus-universalshop.ru/frPHP/application/views/users/VhodLK.php
Line: 3
Function: _error_handler

File: /home/users/j/j47465232/domains/rus-universalshop.ru/frPHP/application/controllers/Home.php
Line: 111
Function: view

File: /home/users/j/j47465232/domains/rus-universalshop.ru/index.php
Line: 316
Function: require_once