Index: languages_item.php
===================================================================
--- languages_item.php	(revision 13559)
+++ languages_item.php	(working copy)
@@ -169,8 +169,8 @@
 				}
 
 				if (
-					!$this->Application->isAdmin && $this->isEmptyUrl() &&
-					$this->Application->ConfigValue('UseContentLanguageNegotiation')
+					!$this->Application->isAdmin && !defined('GW_NOTIFY') && preg_match('/[\/]{0,1}index.php[\/]{0,1}/', $_SERVER['PHP_SELF']) &&
+					$this->isEmptyUrl() && $this->Application->ConfigValue('UseContentLanguageNegotiation')
 				) {
 					$language_id = $this->processAcceptLanguage();