major problem please help

I've been using CCleaner for a long time now, i just logged onto my wifes profile, and ran CCleaner from there, i go to log onto my profile and it says that it is loading up a default users profile...i can't get to my profile, i went back in and tried to restore my registry from the save, and got an error...please help....btw, xp user

What was the error you recieved?

What was the error you recieved?

I can't remember, i just did a system restore from the following day and i'm back up and running, kinda wary of CCleaner now though :(