Fatal error: Uncaught Error: Class 'JMS\Serializer\Annotation\XmlCollection' not found in /home/logercm/dev.loger.cm/vendor/jms/serializer/src/Annotation/XmlMap.php:12 Stack trace: #0 {main} thrown in /home/logercm/dev.loger.cm/vendor/jms/serializer/src/Annotation/XmlMap.php on line 12