I reinstalled version 304.131-0ubuntu0.14.04.2, rebooted into a Gnome session and ran:
sudo nvidia-bug-report.sh After this rebooted into a Unity session and found a crash report: /var/crash/_usr_bin_Xorg.0.crash see attachments. ** Attachment added: "nvidia-bug-report.log.gz" https://bugs.launchpad.net/bugs/1639051/+attachment/4772855/+files/nvidia-bug-report.log.gz ** Attachment added: "_usr_bin_Xorg.0.crash" https://bugs.launchpad.net/bugs/1639051/+attachment/4772856/+files/_usr_bin_Xorg.0.crash -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers-304 in Ubuntu. https://bugs.launchpad.net/bugs/1639051 Title: gnome3 has black screen after upgrade: 304.131-0ubuntu0.14.04.2, 304.132-0ubuntu0.14.04.2 To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1639051/+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