Here the artifacts from the previous windows 7 session. Using nouveau driver.
** Attachment added: "windows 7 artifacts after lightdm login" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-nouveau/+bug/1267742/+attachment/4063268/+files/windows%207%20artifacts%20after%20lightdm%20login.png -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-nouveau in Ubuntu. https://bugs.launchpad.net/bugs/1267742 Title: Screen artifacts appear after restart and cold boot To manage notifications about this bug go to: https://bugs.launchpad.net/lightdm-gtk-greeter/+bug/1267742/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp