Fatal error: Uncaught Error: Class 'Symfony\Component\Validator\ConstraintValidator' not found in /home/maplywuk/truedemocratic.party/core/vendor/symfony/validator/Constraints/JsonValidator.php:22 Stack trace: #0 {main} thrown in /home/maplywuk/truedemocratic.party/core/vendor/symfony/validator/Constraints/JsonValidator.php on line 22