Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\NameConverter\NameConverterInterface" not found in I:\www\picman\vendor\symfony\serializer\NameConverter\CamelCaseToSnakeCaseNameConverter.php:22 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\serializer\NameConverter\CamelCaseToSnakeCaseNameConverter.php on line 22