I can not tell for Unity 5.6, but with the current Oneiric version it still happen. To be more precise Unity 4.28.0-0ubuntu2 and Compiz 1:0.9.6+bzr20110929-0ubuntu6.1
I would be grateful, if this bug get fixed for Oneiric ;) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/872207 Title: When Firefox is running in Unity, drop-down menus sometime close when opened To manage notifications about this bug go to: https://bugs.launchpad.net/compiz-core/+bug/872207/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs