Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Loader\LoaderInterface" not found in /users/ms-it/www/oc/lib/composer/symfony/routing/Loader/AnnotationClassLoader.php:58 Stack trace: #0 {main} thrown in /users/ms-it/www/oc/lib/composer/symfony/routing/Loader/AnnotationClassLoader.php on line 58