I have split your post into its own thread as to better assist.
So we can better assist you, please provide a brief description of your current setup using this link as a guide.
Make sure to describe your network configuration/topology, including any networking hardware currently in use, so we can have a clear understanding of how your devices are communicating.
Does “System Output” display the same behavior when streaming Qobuz media? Have you tried logging out and back into Qobuz on the Roon Settings -> Services tab?