A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_ACCEPT_LANGUAGE

Filename: front/Model_main.php

Line Number: 320

Backtrace:

File: /home/pgl/public_html/application/models/front/Model_main.php
Line: 320
Function: _error_handler

File: /home/pgl/public_html/application/controllers/Home.php
Line: 51
Function: checkAndRedirectLang

File: /home/pgl/public_html/index.php
Line: 671
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/pgl/public_html/system/core/Exceptions.php:271)

Filename: front/Model_main.php

Line Number: 331

Backtrace:

File: /home/pgl/public_html/application/models/front/Model_main.php
Line: 331
Function: header

File: /home/pgl/public_html/application/controllers/Home.php
Line: 51
Function: checkAndRedirectLang

File: /home/pgl/public_html/index.php
Line: 671
Function: require_once