http://support.microsoft.com/default...b;en-us;822798
You Cannot Install Some Updates or Programs
Courtesy of: Craig, Microsoft Setup Team
Step 1 Delete the temp folder
---------------
Please delete all the files in the following folder:
C:\Program Files\WindowsUpdate\wuaudnld.tmp
Step 2 Reregister the following dll files:
---------------
1. Click start, Click Run, type "cmd" (without the quotation marks) and press enter.
2. Type the following commands and press enter after each command in the command
line:
regsvr32 softpub.dll
regsvr32 wintrust.dll
regsvr32 initpki.dll
regsvr32 dssenh.dll
regsvr32 rsaenh.dll
regsvr32 gpkcsp.dll
regsvr32 sccbase.dll
regsvr32 slbcsp.dll
regsvr32 cryptdlg.dll
Restart the computer and try installing the Windows Updates again.
"David Barash" <> wrote in message
news:C5E7196D-93A4-4C4B-825D-...
>I am trying to install Microsoft Updates entitled: "Windows Genuine
> Advantage Validation Tool", but I get the error the message: "Updates were
> unable to be successfully installed."
>
> How can I solve this issue?
>
> --
> David