I have the problem, too. It randomly popped up right after I ran a VBox WinXP machine and messed with its sound settings to turn off the mic- through-speaker crap.
This would be a lot easier to fix if the old Ubuntu sound preferences were back--the program that let me individually mute different parts of my computer that PulseAudio can't see or affect. -- cannot disable system beep [10.04] https://bugs.launchpad.net/bugs/594257 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