This shouldn't be
        return CopyToSafeArray<long>(vpVariance, pVariance);
???
----- Original Message -----
From: "Sankar Ramanathan" <sankar.ramanathanRAPISTAN.COM>
To: <DCOMDISCUSS.MICROSOFT.COM>
Sent: Monday, May 13, 2002 2:11 PM
Subject: Re: Debug Error! and Template problem

> For problem 1 make sure you have the correct version of the proxy-stub dll
> installed on the client machine.
>
> -Sankar
>
>
>
>
> Mohammad Saleem <mohammad.saleemMAMEA.SE>DISCUSS.MICROSOFT.COM> on
> 05/13/2002 02:25:37 AM
>
> Please respond to Distributed COM-Based Code <DCOMDISCUSS.MICROSOFT.COM>
>
> Sent by: Distributed COM-Based Code <DCOMDISCUSS.MICROSOFT.COM>
>
>
> To: DCOMDISCUSS.MICROSOFT.COM
> cc:
> Subject: Debug Error! and Template problem
>
>
> Hi all,
>
> I have two problems.
>
> problem 1:( Debug Error problem)
> --------
> I have built a DCOM object and now I want to test it locally as follow:
>
> 1. My test client create the COM object with
> CoCreateInstance(CLSID_Controller ...) (works fine).
> 2. Gets a pointer to the interface
> pUnk->QueryInterface(IID_IController, (LPVOID FAR*) &pController)(works
> fine)
> 3. Call a method without argument as below
> pController->abort(); (works fine and no error).
>
> 4. But when I call a method with parameter as below
> SAFEARRAY* pMean;
> SAFEARRAY* pVar;
> pController->getMeanVar(&pMean, &pVar);
>
> I get the following error:
>
> *********************************
> "Debug Error!
> (...)
> Module:
> File:i386\chkesp.c
> The value of ESP was not properly saved across a function call.
> This is usually a result of calling a function declared with one
> calling convention with a function pointer declared with a
> different calling convention."
> ****************************
>
> After reading the mail archive I found that may be by changing the calling
> covention from __cdecl(which is default project setting) to __stdcall
might
> solve my problem.
> But it didn't help.
> Is there anybody who can guide me what to do?
>
>
> Problem 2: (Template problem)
> ---------
>
> I have an template function and using it as follow:
> template <class T>
> HRESULT
> CopyToSafeArray(std::vector<T>& in, SAFEARRAY** ppsaOut)
> {
> std::vector< T>::iterator iter;
>
> *ppsaOut = SafeArrayCreateVector(VT_UI4,0, in.size() );
>
> int index = 0;
> T* tmp = ( T *) (*ppsaOut)->pvData;
>
> for (iter = in.begin(); iter < in.end(); iter++)
> {
> tmp[index] = *iter;
> index++;
> }
>
>
> return S_OK;
> }
>
> STDMETHODIMP
> CMyClass::GetMeanVar(SAFEARRAY** pMean, SAFEARRAY** pVariance)
> {
> .........................
> ..........................
> typedef std::vector<long> vpMean(size);
> return CopyToSafeArray(vpVariance, pVariance);
> }
> Compilation works fine but I get error with linking as follow:
> ******************************************
> error LNK2001: unresolved external symbol "long __cdecl
> CopyToSafeArray(class std::vector<long,class std::allocator<long> >
> &,struct
> tagSAFEARRAY * *)"
>
(?CopyToSafeArrayYAJAAV?$vectorJV?$allocatorJstdstdPAPAUtagSAFEARR
>
> AY
> *********************************************
>
> What is going wrong or if there is something I am missing?
>
> Any kind of help in this regard.
> thanks
> regards
> /saleem
>
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