I've dumped my log in #2007268. Setting the variable didn't change anything in terms of backlight as in @szx case.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2003237 Title: Backlight stays on with black screen when monitor should be sleeping To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2003237/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
