Re: V5 Windows Update failing when LSP in use

Any solutions? I'm developing a LSP, too, and I have the same problem. I
crosspost it to 2 microsoft newsgroups, that are the original messages:

(Apoch) wrote:

> My company also uses the LSP technology in their products. We've
> experienced the same problems, exclusively with V5 of windows update.
> I've personally deployed a "dummy LSP" based on the platform SDK code
> that does absolutely nothing. There is no logging, no packet
> modification, nothing - just a simple no-op LSP. As soon as I install
> even this LSP Windows update breaks and begins returning the error
> code 0x80072EFD, which as best I've been able to learn corresponds to
> ERROR_INTERNET_CANNOT_CONNECT. Nothing in the dummy LSP is returning
> that code, and extensive debugging does not reveal anything out of the
> ordinary being done by the LSP itself.
>
> It looks like this problem is caused by one of three things; either
> the platform SDK code doesn't do something the way Windows Update
> wants it to, or the layering of the LSP is somehow screwing up a
> base-level protocol being used by Windows Update, or (the most
> unnerving possibility) Windows Update is inherently unable to deal
> with the presence of a third-party LSP in the stack. So far I've had
> no luck at all determining which one of these things may be the cause.
>
> I'd also be quite interested to know of any solutions to this problem.
>
> "Scott Hammersley" <Scott Hammersley> wrote in message
> news:<cvqdnQ2kHpFXBNXcRVn->...
>> I work for a software company that uses the LSP capability Microsoft
>> ships in the platform SDK. We are receiving complaints that windows
>> update is no longer working. I've tested it and sure enough we run
>> into problems when the LSP is in the comm stack but things work fine
>> if I take it out. I am working with MS technical support but
>> wondered if you LSP guys have any ideas on why it doesn't work and
>> maybe what the fix would be. I am sure it has been working fine with
>> V4 of Windows update but not with V5.
>>
>> Thanks in advance,
>> Scott Hammersley
>

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Frank Buß,
http://www.frank-buss.de, http://www.it4-systems.de