Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Mapping\ClassDiscriminatorResolverInterface" not found in C:\Apache24\htdocs\drupal10\vendor\symfony\serializer\Mapping\ClassDiscriminatorFromClassMetadata.php:19 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\drupal10\vendor\symfony\serializer\Mapping\ClassDiscriminatorFromClassMetadata.php on line 19