A PHP Error was encountered

Severity: Notice

Message: Undefined index: HTTP_REFERER

Filename: controllers/LanguageSwitcher.php

Line Number: 15

Backtrace:

File: /home2/z9f3v3i1/public_html/v_kool_myanmar/dev/application/controllers/LanguageSwitcher.php
Line: 15
Function: _error_handler

File: /home2/z9f3v3i1/public_html/v_kool_myanmar/dev/index.php
Line: 317
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home2/z9f3v3i1/public_html/v_kool_myanmar/dev/system/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 565

Backtrace:

File: /home2/z9f3v3i1/public_html/v_kool_myanmar/dev/application/controllers/LanguageSwitcher.php
Line: 15
Function: redirect

File: /home2/z9f3v3i1/public_html/v_kool_myanmar/dev/index.php
Line: 317
Function: require_once