Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Constraint" not found in /home/aipnbsfo/public_html/vendor/symfony/validator/Constraints/DisableAutoMapping.php:28 Stack trace: #0 {main} thrown in /home/aipnbsfo/public_html/vendor/symfony/validator/Constraints/DisableAutoMapping.php on line 28