http://support.microsoft.com/kb/899619/
Installation of .NET Framework service packs is not completed if you first
install security update MS05-004
"" wrote:
> Ever since this .NET 1.1 SP1 came out, my web based windows update
> always fails to install it.
>
> The item is:
> Microsoft .NET Framework 1.1 Service Pack 1
>
> The error is:
> Fatal Execution Engine Error 0x7927baca
>
> I have found other reports of this problem, but no solutions.
>
> I'm running Windows XP Home SP2, all latest updates installed (except
> ..NET 1.1 SP1), I also have Automatic Updates enabled in the Security
> Center. I have virus scanned, Adawared, Spybotted and HijackThise - no
> problems found.
>
> If anyone knows how to resolve this windows update issue, please can
> they post the solution.
>
> Boz
>
>