Fatal error: Uncaught Error: Interface "JMS\Serializer\EventDispatcher\EventSubscriberInterface" not found in C:\xampp\htdocs\BK\bateriasec\vendor\jms\serializer-bundle\Serializer\StopwatchEventSubscriber.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\BK\bateriasec\vendor\jms\serializer-bundle\Serializer\StopwatchEventSubscriber.php on line 14