Log on to the client machine as a local administrator.
Rename the directory that contains the user profile:
C:\Documents and Settings\<user_name>
Restart the machine.
Log on to the machine as the affected user. A new user profile is created automatically.
Check to make sure the user receives the expected policy.
Next steps
Copy the custom data (such as the contents of the My Documents folder) from the old profile to the new one. Do not use the File and Settings Transfer Wizard, which may transfer the
corruption to the new profile.