User Deprecated: The "FOS\CommentBundle\Event\CommentEvent" class extends "Symfony\Component\EventDispatcher\Event" that is deprecated since Symfony 4.3, use "Symfony\Contracts\EventDispatcher\Event" instead.
User Deprecated: Calling the "Symfony\Component\EventDispatcher\EventDispatcherInterface::dispatch()" method with the event name as first argument is deprecated since Symfony 4.3, pass it second and provide the event object first instead.