Fatal error: Uncaught Error: Class "Symfony\Component\Serializer\Normalizer\AbstractObjectNormalizer" not found in C:\xampp\htdocs\SuiteCRM-8.9.2\vendor\symfony\serializer\Normalizer\ObjectNormalizer.php:35 Stack trace: #0 {main} thrown in C:\xampp\htdocs\SuiteCRM-8.9.2\vendor\symfony\serializer\Normalizer\ObjectNormalizer.php on line 35