Fatal error: Uncaught Error: Interface 'JMS\Serializer\Handler\SubscribingHandlerInterface' not found in /home/itscm/dev.its.cm/itsrestapi/vendor/jms/serializer/src/Handler/StdClassHandler.php:15
Stack trace:
#0 {main}
thrown in /home/itscm/dev.its.cm/itsrestapi/vendor/jms/serializer/src/Handler/StdClassHandler.php on line 15