I found simply activating dash using super key in fullscreen app causes tray area disappears too. I guess it's related to https://bugs.launchpad.net/unity/+bug/860970.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/932769 Title: tray area disappears after alt+tab in fullscreen window To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/932769/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs