Problem with c8: cannot remove Z-wave device

[danabw]

@bertabcd1234

I could be wrong about the update itself not changing the format

I rarely trust myself, but I have a memory of us being warned about a database format change in an update that would mean we couldn't (or shouldn't?) go back. Maybe I'm making that up???

I did find this comment about a database format change in 2.2.5 but that sounds like a hub FW update not a Z-Wave firmware update...

Update Firmware on C-7 causes web interface to be unreachable

I thought of one other thing that’s a bit of a long shot but it shouldn’t hurt. The database format has changed since 2.2.5. Maybe a corrupt database is somehow wreaking havoc on the upgrade process. You might consider making a backup and saving it locally then doing a soft reset followed by a restore. That will cleanse the database in the process. On newer versions a restore does a soft reset first but not I think on that old a version. Once that’s done try the upgrade again. Again just a…

Or this...makes it sound like the database update was applied, not optional.

C7 Z-wave 7.17 ghost removal Still not working a year later

When did you initially start setting up this C-7, or when did you last reset the Z-Wave radio (whichever is more recent)? One of the Z-Wave updates a while back introduced a new database format instead of SiLabs' proprietary format, which is reported to be less prone to corruption. The log entry you provided is one possible symptom of that (or it could literally mean what it says, but if the node is there and is marked as failed then...). Unfortuantely, we have been told that there is no way to …