I guess this may be caused by package "unclutter" (which I do have installed):
https://forum.kde.org/viewtopic.php?f=111&t=117704&start=15 https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1234470 I will try running it with '-noevents' and if that does not fix the issue, I'll try living without it and seeing if that fixes the problem. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1231588 Title: Firefox windows don't accept focus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1231588/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs