Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Mapping\Loader\FileLoader" not found in /home/itwerx/public_html/vendor/symfony/serializer/Mapping/Loader/YamlFileLoader.php:28
Stack trace:
#0 {main}
thrown in /home/itwerx/public_html/vendor/symfony/serializer/Mapping/Loader/YamlFileLoader.php on line 28