Fatal error: Uncaught Error: Class 'JMS\Serializer\Annotation\XmlCollection' not found in /home/lafaamicps/www/symfony/vendor/jms/serializer/src/JMS/Serializer/Annotation/XmlList.php:25 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/jms/serializer/src/JMS/Serializer/Annotation/XmlList.php on line 25