Fatal error: Uncaught Error: Interface "Symfony\Component\Validator\Mapping\Loader\LoaderInterface" not found in /home/yrdsb11w3creativ/public_html/108/vendor/symfony/validator/Mapping/Loader/AnnotationLoader.php:30 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/108/vendor/symfony/validator/Mapping/Loader/AnnotationLoader.php on line 30