Fatal error: Uncaught Error: Interface "Symfony\Component\Routing\Exception\ExceptionInterface" not found in /users/ms-it/www/oc/lib/composer/symfony/routing/Exception/MissingMandatoryParametersException.php:20 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/composer/symfony/routing/Exception/MissingMandatoryParametersException.php on line 20