Fatal error: Uncaught Error: Interface 'JMS\Serializer\Handler\SubscribingHandlerInterface' not found in /home/tbadigital/eventos/vendor/jms/serializer-bundle/Tests/DependencyInjection/Fixture/UserDefined/UserDefinedSubscribingHandler.php:7 Stack trace: #0 {main} thrown in /home/tbadigital/eventos/vendor/jms/serializer-bundle/Tests/DependencyInjection/Fixture/UserDefined/UserDefinedSubscribingHandler.php on line 7