I had this issue but it seems to be working now. Current version of gnome-screensaver: 2.27.0-0ubuntu3. I do not know which version fixed the issue, as I disabled automatic screen locking as a temporary workaround.
-- Lock screen dialogue freezes on correct password https://bugs.launchpad.net/bugs/363361 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-screensaver in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
