Hi @Ralf_S ----- Thank you for getting back to me and sharing the observations you have made during your testing. The follow up, and the insight, are both very appreciated!
Moving forward, we are aware of some issues currently affecting Bluesound’s Roon integration which Mike goes into further detail about here:
https://community.roonlabs.com/t/roon-bluesound-problems/35003/38?u=eric
-Eric