The IClassFactory2 interface has to do with licensing, and apparently, there's something about your setup that's requiring that COM instances be licensed.
-- Paul On Tue, May 30, 2017 at 4:47 AM, <[email protected]> wrote: > Even in the DrRacket IDE instantiation of the modul does not seems to work?! > I try this > #lang racket > (require ffi/com) > > (define mz (com-create-instance "MzCOM.MzObj")) > (com-invoke mz "About") > > Then I get this: > GetTypeInfo: failed (8002801d; Bibliothek nicht registriert.) > > > > Am Samstag, 27. Mai 2017 17:06:09 UTC+2 schrieb [email protected]: >> >> No, it doesn´t create an instance. Thatswhy I write here.... >> I am on a windows 10 machine x64 so I dont have any clue >> >> Am Freitag, 26. Mai 2017 18:09:06 UTC+2 schrieb steck: >>> >>> Did this example used to work for you? Maybe something has changed in >>> recent versions of Windows? >>> >>> -- Paul >>> >>> On Fri, May 26, 2017 at 11:28 AM, <[email protected]> wrote: >>> > Dear friends, >>> > >>> > I have startet using DrRacket again. I try to use this >>> > >>> > ::MZCOMLib::IMzObj* pIMzObj; >>> > >>> > CLSID clsid; >>> > >>> > CLSIDFromProgID(L"MzCOM.MzObj.6.9.0.4",&clsid); >>> > >>> > const IID IID_IMzObj = >>> > {0xA604CBA8,0x2AB5,0x11D4,{0xB6,0xD3,0x00,0x60,0x08,0x90,0x02,0xFE}}; >>> > >>> > HRESULT hRet = CoCreateInstance(clsid,NULL,CLSCTX_SERVER,IID_IMzObj, >>> > (void >>> > **)&pIMzObj); >>> > >>> > >>> > So MzCom.exe starts, I can see it in taskmanager but I get an >>> >> >>> >> 0x80004002("No such Interface supported" error when calling >>> >> CoCreateInstance() in a COM wrapper >>> > >>> > >>> > So I read : >>> >> >>> >> KB229770 from Microsoft. PRB: CoGetClassObject for IClassFactory2 >>> >> Returns >>> >> E_NOINTERFACE for Configured Components SYMPTOMS When you call the >>> >> CoGetClassObject function for the IClassFactory2 interface on >>> >> components >>> >> that are hosted in a COM+ application, the function fails with error >>> >> 0x80004002 ("No such interface supported" or E_NOINTERFACE). CAUSE >>> >> This >>> >> error occurs because the class factory wrapper for configured >>> >> components >>> >> only supports the IClassFactory interface, not the IClassFactory2 >>> >> interface. >>> > >>> > >>> > As far as I can see right now the project/Component does not implement >>> > IClassFactory2 >>> > >>> > So I am right on the end of my alphabet ;o) >>> > >>> > Any suggestions... >>> > >>> > -- >>> > You received this message because you are subscribed to the Google >>> > Groups >>> > "Racket Developers" group. >>> > To unsubscribe from this group and stop receiving emails from it, send >>> > an >>> > email to [email protected]. >>> > To post to this group, send email to [email protected]. >>> > To view this discussion on the web visit >>> > >>> > https://groups.google.com/d/msgid/racket-dev/c1741fa3-60ba-4818-8e2c-601b1e236127%40googlegroups.com. >>> > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Racket Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-dev/69f5508e-52a2-4479-8d32-646ec6a87a57%40googlegroups.com. > > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Racket Developers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-dev/CAMSKV5esdQ__EyPMX_GqxgWsksBdpOUQGn2eziOETHuUfzB3QA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
