Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Constraint" not found in /var/www/html/demo.ininli.ca/releases/19/vendor/symfony/security-core/Validator/Constraints/UserPassword.php:21 Stack trace: #0 {main} thrown in /var/www/html/demo.ininli.ca/releases/19/vendor/symfony/security-core/Validator/Constraints/UserPassword.php on line 21