% uname -a Linux subdivisions 4.10.0-21-generic #23-Ubuntu SMP Fri Apr 28 16:14:22 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
FWIW, booting 4.10.0-20 hangs on boot so that's not a viable option. Also, setting Brightness&Lock->Turn screen off when inactive for: Never does not prevent Ubuntu from sleeping the displays (after progressive dimming) and thus causing 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/1695141 Title: Recent update broke multiheaded sleep To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1695141/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs