The black box I see is for the keyring password box. It seems the box just doesn't render correctly and it blocks the entire environment.
I have since discovered that if I go to the launcher icon for the password dialog, right-click and quit it, it then reappears and I can authenticate and then Unity works like normal. -- 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/818142 Title: Black box painted when logging into to Unity To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/818142/+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