I'm having the same problem. The failures seem to be random. Sometimes the volume control works without problems, and sometimes it just does not respond.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/773232 Title: gnome-volume-control freezes with "Waiting for sound system to respond" -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs