Fatal error: Uncaught Error: Interface "Knp\Menu\Loader\LoaderInterface" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/knplabs/knp-menu/src/Knp/Menu/Loader/NodeLoader.php:8 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/knplabs/knp-menu/src/Knp/Menu/Loader/NodeLoader.php on line 8