Restart Computer rule falied

While installing sql server 2008 you might get error: Restart Computer Failed

Cause : A previous program installation created pending file operations on the installation machine.

Solution: 1. Go Registry path "Open HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager".

2. Double click "PendingFileRenameOperations"

3. Press the key "Delete" on your keyboard.

4. Press OK and close the registry.

5. Try now to run SQL Server 2008 setup