Fatal error: Uncaught Error: Interface 'Knp\Menu\Provider\MenuProviderInterface' not found in /home/eberhardschwarze/public_html/vendor/knplabs/knp-menu-bundle/src/Provider/ContainerAwareProvider.php:8
Stack trace:
#0 {main}
thrown in /home/eberhardschwarze/public_html/vendor/knplabs/knp-menu-bundle/src/Provider/ContainerAwareProvider.php on line 8