Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Normalizer\NormalizerInterface" not found in /DATA/k9954527/crm89.arghajata.com/vendor/api-platform/core/src/Serializer/AbstractConstraintViolationListNormalizer.php:31 Stack trace: #0 {main} thrown in /DATA/k9954527/crm89.arghajata.com/vendor/api-platform/core/src/Serializer/AbstractConstraintViolationListNormalizer.php on line 31