I use Unity and have the same problem. Not sure if it's relevant but at some point I had keyboard not working and I turned on virtual screen in lightdm (login screen) and in Unity as well.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/986843 Title: Onboard randomly sets as default in lock screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/onboard/+bug/986843/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs