Fatal error: Uncaught Error: Class "Symfony\Component\Validator\Mapping\Loader\AbstractLoader" not found in /home/melozbco/public_html/vendor/symfony/validator/Mapping/Loader/FileLoader.php:24 Stack trace: #0 {main} thrown in /home/melozbco/public_html/vendor/symfony/validator/Mapping/Loader/FileLoader.php on line 24