I can confirm this with latest unity and virtualbox-4.0.4. Guest Machine window has all menus disabled, except for Quit.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/641209 Title: With appmenu-gtk some menus are blacked out in VirtualBox -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs