Have you considered switching to my Shelly Driver? Using a LAN Motion device in combination with edgebridge is certainly one way to do things, but you might find my Shelly driver to be a bit simpler, as it does not require edgebridge.
But to answer your question, no, you shouldn’t normally have to reboot your hub, but sometimes it seems to be the only solution!
What do you mean by this? What exactly was the message?