Hello @Duncan_Duncan
Thank you for reaching out to Roon Support.
We’re sorry to hear you’re experiencing this issue with Roon. It looks like you’ve been affected by a recent known problem with the application. You can follow the main topic for updates on the investigation and resolution here:
Audio devices disappear on Roon Server and then re-appear - Roon investigating
For now, I’ll mark your topic as solved. If you find that the issue is not resolved after we post an update in the main thread, please unmark it and update us here.
Thank you for your patience!