I have the same issue. Strange thing, if I log back from my session and log in again the keys are sometimes working again.
I'm using: gnome-shell + gdm -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1299923 Title: multimedia hotkeys don't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/hotkeys/+bug/1299923/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs