Fatal error: Uncaught Error: Class 'JMS\Serializer\Tests\Fixtures\SimpleClassObject' not found in /home/lafaamicps/www/symfony/vendor/jms/serializer/tests/JMS/Serializer/Tests/Fixtures/SimpleSubClassObject.php:30 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/jms/serializer/tests/JMS/Serializer/Tests/Fixtures/SimpleSubClassObject.php on line 30