Hanusz leszek, thank you for reporting this and helping make Ubuntu better.
Could you please use http://cdimage.ubuntu.com/daily-live/current/ and run the following command once from a terminal by ensuring you have the package xdiagnose installed, and that you click the Yes button for attaching additional debugging information: apport-collect -p xorg 1573988 When reporting xorg related bugs in the future, please do so via the above method. You can learn more about this functionality at https://wiki.ubuntu.com/ReportingBugs. ** Package changed: xserver-xorg-video-nouveau (Ubuntu) => xorg (Ubuntu) ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1573988 Title: Cannot install ubuntu 16.04 with Nvidia GTX 980 Ti To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1573988/+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