Finally getting back to this. My notes on setting enable_rc6 aren't very good.
I may have started using it as a possible way to extend battery life, as mentioned here. I don't notice a difference now that I have removed it. https://askubuntu.com/questions/93654/why-does-my-computer-get-less- battery-life-with-ubuntu-compared-to-windows#38194 I tried the cdimage mentioned above, and it works. What does that ultimately suggest? I didn't have a login screen for the cdimage, of course. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1770306 Title: X display is black after 18.04 upgrade from 17.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1770306/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
