Fatal error: Uncaught Error: Interface "JMS\Serializer\Handler\HandlerRegistryInterface" not found in /home/flighto/e-commerce/vendor/jms/serializer-bundle/Debug/TraceableHandlerRegistry.php:11 Stack trace: #0 {main} thrown in /home/flighto/e-commerce/vendor/jms/serializer-bundle/Debug/TraceableHandlerRegistry.php on line 11