Situation as follows: (Windows 7 Home edition). FACE LOGIN NO LONGER AVAILABLE. a) Rohos has been re-installed. b) No changes in dpi (100%) or screen resolution. c) Webcam still works.d) No other login software has been installed but still Rohos is now only works (is available) after normal login has occurred.I can still register new faces and do all the rest. Face login ought to work but suddenly it doesn't. What happened?