While waiting... What can corrupt the user profile?
System restored. Blue screen.. then Black screen with recommendation to run start repair. Start repair ask if I want run System restore..
Pressed OK for System Restore. Dialogue disappeared, but no visible action. Start repair says "Trying to repair" with a meaningless progress bar.
Some HDD action.
Start repair reports that this computer cannot be repaired automatically by Start Repair.
Problem signatures: 01- 07:
It's my wife's machine and she has an admin account named Cecilia and a password XXXXX
Thank you, Richard.
It works, and my wife thinks I'm a genius!
Creds for excellence goes to you, though!