[Diem] fixed user arrive on site with session culture that the system cannot handle
[Diem] fixed user arrive on site with session culture that the system cannot handle

git-svn-id: 07ba52ad13342956335ab470fd3773cbdcff1644@25013 ee427ae8-e902-0410-961c-c3ed070cd9f9

Symfony-Plugins/diemPlugin,Symfony-Plugins/diemPlugin,Symfony-Plugins/diemPlugin