Fix error if user is not authenticated
Fix error if user is not authenticated

shinken-monitoring/mod-webui,rednach/mod-webui,shinken-monitoring/mod-webui,mohierf/mod-webui,mohierf/mod-webui,vizvayu/mod-webui,rednach/mod-webui,shinken-monitoring/mod-webui,mohierf/mod-webui,rednach/mod-webui,vizvayu/mod-webui