Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Controller\Controller" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/numero2/contao-marketing-suite/src/Controller/BackendController.php:58 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/numero2/contao-marketing-suite/src/Controller/BackendController.php on line 58