Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Normalizer\NormalizerInterface" not found in /home/bangger/public_html/statsmin/app/gam_reporting/vendor/symfony/serializer/Normalizer/BackedEnumNormalizer.php:22 Stack trace: #0 {main} thrown in /home/bangger/public_html/statsmin/app/gam_reporting/vendor/symfony/serializer/Normalizer/BackedEnumNormalizer.php on line 22