Login Fehler im Shopware Account

Hallo, ich bekomme im Shopware (4.08) folgende Fehlermeldung bei der Verbindung mit dem Shopware Account (account.shopware.de): Fatal error: Uncaught exception ‚Enlight_Exception‘ with message ‚Method „Shopware::AuthSession“ not found failure‘ in /accucaqg/www.account.shopware.de/engine/Shopware/Plugins/Local/Frontend/SwagAccountCore/Bootstrap.php:251 Stack trace: #0 /accucaqg/www.account.shopware.de/engine/Shopware/Plugins/Local/Frontend/SwagAccountCore/Bootstrap.php(251): Enlight_Application->__call(‚AuthSession‘, Array) #1 /accucaqg/www.account.shopware.de/engine/Shopware/Plugins/Local/Frontend/SwagAccountCore/Bootstrap.php(251): Shopware->AuthSession() #2 /accucaqg/www.account.shopware.de/engine/Enlight/Enlight/Event/EventHandler.php(60): Shopware_Plugins_Frontend_SwagAccountCore_Bootstrap::onPreDispatch(Object(Enlight_Event_EventArgs)) #3 /accucaqg/www.account.shopware.de/engine/Enlight/Enlight/Event/EventManager.php(70): Enlight_Event_EventHandler->execute(‚Shopware_Plugin…‘, Object(Enlight_Event_EventArgs)) #4 /accucaqg/www.account.shopware.de/engine/Enlight/Enlight/Controller/Action.php(63): Enlight_Event_EventManager->notify(Object(Enli in /accucaqg/www.account.shopware.de/engine/Shopware/Plugins/Local/Frontend/SwagAccountCore/Bootstrap.php on line 251