I HAVE TRIED TO INSTALL 6.1 SEVERAL TIMES AND APPARENTLY THE INSTALLATION IS SUCCESSFUL AND I AM ASKED TO REBOOT. WHEN I DO I GET THE LOGIN SCREEN YOU GET BEFORE X IS SET UP.IT ASKS ME TO LOGIN BUT WHEN I TYPE root AND THEN CLICK ENTER NOTHING HAPPENS.IT SHOULD MOVE ON AND ASK FOR THE PASSWORD FOR root BUT IT JUST KEEPS RESETTING AND ASKING ME FOR MY LOGIN NAME.I HAVE ALSO TRIED VARIATIONS OF root ,MY OWN NAME AND THE UNPRIVILEGED USER NAME BUT WITH NO SUCCESS.CAN ANYONE PLEASE HELP?