Fatal error: Uncaught Error: Class 'JMS\Serializer\Tests\Fixtures\SimpleObject' not found in /home/tbadigital/eventos/vendor/jms/serializer/tests/Fixtures/ObjectWithNullProperty.php:7 Stack trace: #0 {main} thrown in /home/tbadigital/eventos/vendor/jms/serializer/tests/Fixtures/ObjectWithNullProperty.php on line 7