Re: Using VC2008 to store bytea, I got AppendChunk error 800a0c93

Are you turning on *bytea as LO* option?

regards,
Hiroshi Inoue

(2014/07/04 9:58), sunpeng wrote:
> My server is pg 9.1.13 in win8 64, my client is win xp 32 bit
> installed psqlodbc_09_01_0200.zip（ide is VS2008, vc++）.
> When I store pic binary data to bytea (field is CapturePic) using:
> try
> {
> m_pRecordset->AddNew();
> iTimes++;
>
> VARIANT bitdata[3];
>
> SAFEARRAY *psafe[3] = {NULL, NULL, NULL};
> SAFEARRAYBOUND band[3];
>
> if (pFreImg != NULL && FreImgSize > 0)
> {
> bitdata[0].vt = VT_ARRAY | VT_UI1;
> band[0].cElements = FreImgSize;
> band[0].lLbound = 0;
> psafe[0] = SafeArrayCreate(VT_UI1, 1, &band[0]);
>
> for (long iSize = 0; iSize < FreImgSize; iSize++)
> {
> SafeArrayPutElement(psafe[0], &iSize, &pFreImg[iSize]);
> }
>
>
> bitdata[0].parray = psafe[0];
> if (bitdata[0].parray != NULL)
> {
> m_pRecordset->GetFields()->GetItem("CapturePic")->AppendChunk(&bitdata[0]);
> }
> ...
> m_pRecordset->Update();
> ...
> }catch()
>
> I got com_error (at line ...>AppendChunk() ),and see in AppendChunk():
> HRESULT _hr = raw_AppendChunk(data);
> I got: hresult 800a0c93
>
> see http://tutorials.aspfaq.com/8000xxxxx-errors/why-do-i-get-800a0c93-errors.html
>
> how to resolve it?

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