The issue no longer happens, though it was a my lack of knowledge on how to use gstreamer pipeline
The "CD Quality, Lossy" tag does not appear in the dropdown whatsoever, because of a value change of quality that happened wayback when. It's gstreamer pipeline values were "audio/x-raw-float,rate=44100,channels=2 ! vorbisenc name=enc quality=0.60! oggmux" After typing the above paragraph I looked at it and thought the exclamation after enc quality might be in the wrong place. I added a space and restarted the program and it appeared. ----- However I can still consistently make the program crash by playing an Audio CD (actually it's any music file, while clicking Preferences > Music > Edit Preferences > Preferred Format's Edit > New > "Enter A Name For New Preference" > Create Have attached a debug file using rhthymbox -d. ** Attachment added: "rhythymboxdebug3.txt" https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/700542/+attachment/1789003/+files/rhythymboxdebug3.txt ** Visibility changed to: Private ** Attachment removed: "rhythymboxdebug3.txt" https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/700542/+attachment/1789003/+files/rhythymboxdebug3.txt ** Description changed: -- You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. https://bugs.launchpad.net/bugs/700542 Title: RB preferred format tab all sorts of futzed -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs