Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\Normalizer\NormalizerInterface" not found in D:\htdocs\SuiteCRM\vendor\symfony\serializer\Normalizer\DateIntervalNormalizer.php:25 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\vendor\symfony\serializer\Normalizer\DateIntervalNormalizer.php on line 25