|This is Microsoft's explanation and cure: http://support.microsoft.com/kb/947... The fix is the same for Win 7 and Vista (this section) so whichever you have it is the same fix. |
NOTE: It does assume that you have another administrator account available with which to log in with. If you do not then please post back and I'll point you in the direction of how to access the administrator account.
"I've always been mad, I know I've been mad, like the most of us..." Pink Floyd