Validating Windows here, again.
Re-register the Windows Update DLL with the commands below
Click Start, click Run, type cmd, and then click OK.
Type the following commands. Press ENTER after each command.
Attempt to run Windows Update
Also try the Windows Installer link for Non-Vista machines from Microsoft.
I have tried to start Automatic Update in Administrative Tools. Each time I change the setting to (Automatic) it (Reverts back to Disabled)??
Does anyone have a solution to this problem?