When upgrading a system to profile the problem! Preferences ~/.gconf and ~/.config changed, but Unity is not taught this "difficult" case. In my case the problem in ~/.config/?, only after removal of Unity has started...
backup/remove: .cache .compiz .compiz-1 .gconf .config .gnome2 .gnome2_private -- You received this bug notification because you are a member of compiz packagers, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/963633 Title: Unity 5.8: Login to blank screen (all black or just wallpaper) To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/963633/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~compiz Post to : compiz@lists.launchpad.net Unsubscribe : https://launchpad.net/~compiz More help : https://help.launchpad.net/ListHelp