That's a weird situation, I've never seen that happen personally. A good service bus should avoid this. For example, https://node-ts.github.io/bus/ https://nod

That's a weird situation, I've never seen that happen personally. A good service bus should avoid this. For example, https://node-ts.github.io/bus/ https://node-ts.github.io/bus/ subscribes it's queue to all message topics that it handles. If, for some reason, a message arrives that no internal handlers exist for, then the message is simply logged and discarded.