This issue may occur if Microsoft Windows or third-party programs such as printer drivers or virus scanners do not stop and release resources when you log off your computer.
To resolve this issue, use the Microsoft User Profile Hive Cleanup Service (UPHClean). UPHClean monitors the computer while Windows is unloading user profiles and forces resources that are open to close. Therefore, the computer can unload and reconcile user profiles.
To download and install UPHClean, visit the following Microsoft Web site: