I added parameter "display-setup-script=/path/to/script" to '/etc/lightdm/lightdm.conf. Script outputs "xrandr -q" command to file. So I discovered that my monitor 'HDMI-0' is missing in that list. And it only happens when I lock my session.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1796374 Title: locking session turns off external monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/light-locker/+bug/1796374/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
