Symptoms look identical to bug 301174. Also, FWIW, the sound preferences tab fails to control volume, but does control muting, of the alert sound after the manual xset and pactl steps from the description are followed.
up to date Natty on Thinkpad, default Ubuntu sound theme. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-media in Ubuntu. https://bugs.launchpad.net/bugs/769314 Title: System bell broken in Natty/Unity (despite heroic...) -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs