All of my contact sensors just stopped working!

[erktrek]

Here is a good (but older link) - you can get the newer UZB-7 instead of the UZB-3

Tip: Removing invisible nodes and updating device firmware

I'm on a quest to figure out what wrong with my Z-Wave mesh and ended up finding some dead nodes and updating some old device firmware before going full Zniffer. So... some quick notes below on how to find dead z-wave devices and updating device firmware without removing them from Hubitat. Just jotting down my steps while waiting for my device firmware to update since other people may be interested. The steps below allow you to remove devices that are part of the Z-Wave mesh but not visible t…

Also check with @danabw about his experiences.