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