Hello Allen,
Have a look at this article. It may be relevant to your prºblem.
More detailed troubleshooting ideas for .NET Framework 1.0 SP3 and 1.1 SP1
failures
http://blogs.msdn.com/astebner/archi...23/268934.aspx
I hope this post is helpful.
Let us know how it works ºut.
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"Allen" wrote:
> I have been trying to install the followinf update:Security Update for
> Microsoft .NET Framework, Version 1.1 Service Pack 1 (KB929729)
>
> Every time I try to install this using Windows VISTA for Business it fails
> with the error code of 643. Anyone have any ideas ?
>
> Allen Powers
> Glens Falls, NY