The patch attached actually fixed the issue. Please verify the package in PPA https://launchpad.net/~taitenpeng/+archive/ppa
** Patch added: "fix-unmute-alert-volume-failure.patch" https://bugs.launchpad.net/oem-priority/precise/+bug/986692/+attachment/3434197/+files/fix-unmute-alert-volume-failure.patch -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/986692 Title: Unmutting sound effects using the slider doesn't work To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-control-center/+bug/986692/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs