Original Smartsense Sensor not pairing?

[mpdano]

Looks like a known issue. Lame.

Can't connect original SmartSense Motion

I have a few of the original SmartSense Motion Detectors. One of them had a dead battery for a few days. I found that whenever this happens, when I replace the battery I have to remove and re-add it (anyone else experience this and any idea why?) Anyways, after doing this I haven’t been able to re-add it. I’ve reset it (holding the white button until the LED goes out) and then putting it into pairing mode by hitting the white button once) but my v2 hub can’t see it. I’m not sure if this is just a sensor that’s going bad, or if something changed to prevent pairing the original motion sensor. Anyone else experiencing this? I haven’t contacted support yet. I have 3 other original motion sensors but i’m not willing to remove one to test as I don’t want to replace it if there is some pr…