Hmm. Your screenshot shows the program says "Media: Audio CD-ROM", so it obviously understands there's an audio CD in there. Other than saying 'unknown' instead of 'Audio CD' in the picture bar, is the functionality of the program affected in any way?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1912536 Title: Gnome Disk Utility can't mount audio CDs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-disk-utility/+bug/1912536/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs