Fatal error: Uncaught Error: Class "Symfony\Component\Validator\ConstraintValidator" not found in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\MediaObjects\Validator\UploadValidator\UploadConstraintValidator.php:36 Stack trace: #0 {main} thrown in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\MediaObjects\Validator\UploadValidator\UploadConstraintValidator.php on line 36