Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\NameConverter\NameConverterInterface" not found in I:\www\frameworks\Symfony\doctrine\vendor\symfony\serializer\NameConverter\AdvancedNameConverterInterface.php:19 Stack trace: #0 {main} thrown in I:\www\frameworks\Symfony\doctrine\vendor\symfony\serializer\NameConverter\AdvancedNameConverterInterface.php on line 19