Sometimes Roon and Qobuz get their authorizations out of synch. What I have seen others try with some success is to log out of Qobuz in Roon, then log out of the Roon Core itself, reboot Roon, log back into Roon, then log back into Qobuz from within Roon.
If you are on Comcast (I believe you meant to type Xfinity), there have been some issues with Comcast’s Xfinity security service being overly aggressive with Roon. This thread, starting at Post #42, explains how to turn off some of the security features that were blocking Roon: