Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Constraint" not found in /home/leathr/event.lea.therasse.mmi-velizy.fr/mmievent3/vendor/symfony/security-core/Validator/Constraints/UserPassword.php:21 Stack trace: #0 {main} thrown in /home/leathr/event.lea.therasse.mmi-velizy.fr/mmievent3/vendor/symfony/security-core/Validator/Constraints/UserPassword.php on line 21