I have looked a little further and it seems that this issue is nothing really to do with PulseAudio, in fact this is something with Audacity itself as it is "greedy" for the sound system like Skype is.
-- [Hardy] audacity fails to playback a sound file due to no device https://bugs.launchpad.net/bugs/202791 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs