Fatal error: Uncaught Error: Interface "Symfony\Component\Cache\Marshaller\MarshallerInterface" not found in /home/marcgron/www/SSA/v2/vendor/symfony/cache/Marshaller/TagAwareMarshaller.php:19 Stack trace: #0 {main} thrown in /home/marcgron/www/SSA/v2/vendor/symfony/cache/Marshaller/TagAwareMarshaller.php on line 19