Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Normalizer\AbstractObjectNormalizer" not found in C:\Apache24\htdocs\cw\vendor\symfony\serializer\Normalizer\ObjectNormalizer.php:29
Stack trace:
#0 {main}
thrown in C:\Apache24\htdocs\cw\vendor\symfony\serializer\Normalizer\ObjectNormalizer.php on line 29