Same for me. Sometimes when I scroll over the volume icon to change the volume, the panel vanishes for deciseconds.
Ubuntu 12.04 64 bit Unity: 5.18.0-0ubuntu1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1042024 Title: Unity panel vanishes sometimes when OSD appears (changing volume) To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1042024/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs