A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_ACCEPT_LANGUAGE

Filename: core/MY_Controller.php

Line Number: 43

Backtrace:

File: /var/www/html/virtual_factory/application/core/MY_Exceptions.php
Line: 58
Function: show_php_error

File: /var/www/html/virtual_factory/application/core/MY_Controller.php
Line: 43
Function: _error_handler

File: /var/www/html/virtual_factory/application/controllers/Machines.php
Line: 14
Function: __construct

File: /var/www/html/virtual_factory/index.php
Line: 315
Function: require_once