EventHandlerException's Handle is not implemented?

[gouhan]

when service throw an exception,I want to retry it.But scaned the code,it happenes no action when the value of DropReason enum is EventHandlerException. code beblow: case SubscriptionDropReason.EventHandlerException: //Subscription dropped because an exception was thrown by one of our handlers. log.Error($@"Subscription to {subscription.StreamId} was dropped in response to a handler exception. {message}");