Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Constraint" not found in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/symfony/doctrine-bridge/Validator/Constraints/UniqueEntity.php:22 Stack trace: #0 {main} thrown in /home/wordpri/www/cci/amar/Projet-v1 2 apache/vendor/symfony/doctrine-bridge/Validator/Constraints/UniqueEntity.php on line 22