It seems that gnome-volume-control is started at some point previously. (possibly by gnome-volume-control-applet)
killing the existing process (killall gnome-volume-control) allows it to be run normally again. -- gnome-volume-control fails https://bugs.launchpad.net/bugs/315236 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