ROON Endpoint Conflation

Yesterday, in an attempt to root cause another problem, I swapped the physical location of 2 of the 3 Raspberry Pies that I am using as Endpoints. One (Front Office) had a Douk Audio U2 Pro USB to Coaxial converter, the other (Lounge) a Schiit Bi-Frost USB DAC. These got swapped over. The third (Kitchen) also has a Douk Audio U2 Pro USB to Coaxial converters as output.
ROON now seems to have conflated the 2 Pies (Front Office and Kitchen) with Douk Audio outputs. In Settings > Audio, I can see all 3 Raspberry Pies. For a while, when I changed the output name of one of the Douks, the other changed as well. By going into Device Settings and fiddling with the Identify Device option, I have no managed to get them with 3 different names.

But when I try to select an audio output in the bar at the bottom of Roon, I only see 2 of the devices

Any ideas how to fix this problem? I’ve already tried turning everything off and restarting, unplugging the USB output devices, turning everything off, turning back on and then replugging the USB outputs and fiddling about with the Identify this device in Device setup.

Update: Without me touching anything, ROON has again gratuitously changed the output name of the Kitchen to be the same as Front Office

I have had this happen very occasionally.

I think two of the endpoints have managed to acquire the same internal Roon id.

Assuming these are Ropieee, the easiest solution is to rebuild one or both from scratch.

Thanks. Yes they are Ropieees. I’ll try the rebuild on the one that looked like it was the cause of the original problem I was trying to root cause🤓

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And if that doesn’t work rebuild the other….

Ok, so rebuilt all 3 Ropieees and now it’s all working again :+1: Thanks very much for the help.

But what a kerfuffle! Now just got to wait to see if it has also solved my original dropout problem. Roon Live Radio playback stops intermittently on Mac mini setup (ref#S664N6)

I hope you’re lucky.

I can imagine the ‘same identity’ bug could cause a host of strange issues, so fingers crossed.

FWIW It does only seem to happen when Roon first assigns an ID to the endpoint - although I think I found that that doesn’t mean it was the endpoint that you most recently added that is the issue (I think the incorrectly assigned ID can be an old one).

I’m not absolutely sure, but I suspect that it was caused by moving a RoPiee so that it had the same type of output device as another RoPiee in the system. I realised that the two that were being confused both had HiFi DSD as the output device.