Check that "Cryptographic Services" service is set to automatic and is started.
Click Start, select run and type: services.msc
OK.
further information:-
You Cannot Install Some Updates or Programs
http://support.microsoft.com/default...b;en-us;822798
"Lucy_1983" wrote:
> My computer brings up this error code everytime I try to use Microsoft
> Update. I am trying to install software and it tells me I need Microsoft
> Windows Installer, but I can't download it because Microsoft Update won't let
> me.
>
> I have followed the instructions on the Microsoft website specific to this
> error code, involving stopping Automatic Updates Properties and Background
> Intelligent Transfer Service and changing the files names of wuweb.dll to
> wuweb.old etc etc...but it did not help.
>
> Does anybody have any idea what I should do??