Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Mapping\ElementMetadata" not found in /home/melozbco/public_html/vendor/symfony/validator/Mapping/ClassMetadata.php:30 Stack trace: #0 {main} thrown in /home/melozbco/public_html/vendor/symfony/validator/Mapping/ClassMetadata.php on line 30