Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in /home/logercm/dev.loger.cm/vendor/jms/serializer-bundle/Debug/DataCollector.php:15 Stack trace: #0 {main} thrown in /home/logercm/dev.loger.cm/vendor/jms/serializer-bundle/Debug/DataCollector.php on line 15