I just updated Ubuntu today and noticed that there was a screensaver update. I assume this is what you are referring to. I'll check later this week when I am back in the office (where I have an external monitor).
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-screensaver in Ubuntu. https://bugs.launchpad.net/bugs/739401 Title: Prompted to enter password 2x when screen locked in dual monitor environment -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs