Fatal error: Uncaught Error: Interface "Symfony\Component\Validator\Mapping\Loader\LoaderInterface" not found in /home2/zpcu9479/app.gennia.fr/vendor/symfony/validator/Mapping/Loader/LoaderChain.php:26 Stack trace: #0 {main} thrown in /home2/zpcu9479/app.gennia.fr/vendor/symfony/validator/Mapping/Loader/LoaderChain.php on line 26