[gme-users] unknown error code after IMgaMetaAspect::get_Name

[Peter Volgyesi]

Indexes in MGA collections (or other COM collections) are started with 1
instead of 0 for some intricate reason.
--
peter


> -----Original Message-----
> From: gme-users-bounces at list.isis.vanderbilt.edu 
> [mailto:gme-users-bounces at list.isis.vanderbilt.edu] On Behalf 
> Of Stefan Marte
> Sent: Monday, August 23, 2004 4:13 PM
> To: gme-users at list.isis.vanderbilt.edu
> Subject: [gme-users] unknown error code after IMgaMetaAspect::get_Name
> 
> Hi everybody!
> 
> Is there any reason why the following code should fail? I am 
> trying to find the right part of an FCO for a given aspect. I 
> have an IMgaMetaAspect and a IMgaFCO.
>  
> Everything seems to work fine until I try to access the name 
> of the metaspect (ma), where I get an error value of 0x80731005. 
> 
> anybody who can help me?
> 
> cheers
> Stefan
> 
> CComPtr<IMgaPart> CFcoHelper::PART(CString name) {
> 	CComPtr<IMgaParts> parts; // IMgaFCO
> 	long pc;
> 
> 	BSTR anam;
> 	BOOL rval;
> 	CString bnam;
> 
> 	fco->get_Name(&anam);
> 	bnam = anam;
> 	fco->get_Parts(&parts);
> 	parts->get_Count(&pc);
> 
> 	for (int i = 0; i< pc;i++) {
> 		try {
> 			CComPtr<IMgaPart> part;
> 			CComPtr<IMgaMetaPart> mpa;
> 			CComPtr<IMgaMetaAspect> ma;
> 
> 			rval = parts->get_Item(i,&part);
> 			rval = part->get_Meta(&mpa);
> 
> 			rval = mpa->get_ParentAspect(&ma);
> 
> 			rval = ma->get_Name(&anam);
> 			bnam = anam;
> 			if (bnam == name)
> 				return part;
> 		} catch (...) {
> 		};
> 	};
> 	return NULL;
> };
> 
> 
> 
> 	
> 
> 	
> 		
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