Unity 3.8.16 fixing only partially the problem. Before the 3.8.16, once the problem occurred only cure was rebooting the PC. Now - cure is just pressing "Show Desktop".
Using Ubuntu Classic ( with effects ). Please give a note of what logs you need, Sam ;) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/740126 Title: Disabling an output can cause vblank events to be missed To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/740126/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs