There are two ways which can be attempted to resolve this issue. So now you are like WHAT TO DO? Relax folks the help is at your desk to sort out your problem. But the problem surfaces, when you are asked for a password to enter the home screen, and the worst case scenario is that you are asked for it every time it goes to the sleep mode and you don’t know the password at all.
One such difficulty arises, when you leave your Mac OS X device undisturbed for some time.