I have a similar problem, neither the appmenu or firefox menus are visible when I click them. I can workaround the problem by running 'unity --reset' on the terminal. Let me know if I need to provide more information.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/693073 Title: Panel and application Menus working but not visible -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs