Re: _pAtlModule == 0

"Igor Tandetnik" <>
Sun, 18 Apr 2010 11:33:20 -0400
Igor R. wrote:

When an event comes from IDispEventImpl, there's a crash in
CComTypeInfoHolder::GetTI(), at the lines:
CComCritSecLock<CComCriticalSection> =

lock(_pAtlModule->m_csStaticDataInitAndTypeInfo, false);

HRESULT hRes = lock.Lock();
This is because _pAtlModule == 0, so the lock object is not
initialized properly.

It seems that I had to write & post this stupid question to
immediately realize what happened :).
IDispEventImpl is a part of the *host*, so _pAtlModule == 0 in the
host, not in the dll.
This means that the host *must* be an ATL project...

You don't need to redo your whole project. You just need an instance of =
CAtlModule. Add this to any source file:

class CDummyModule : public CAtlExeModuleT<CDummyModule> {};
CDummyModule _Module;

With best wishes,
    Igor Tandetnik

With sufficient thrust, pigs fly just fine. However, this is not =
necessarily a good idea. It is hard to be sure where they are going to =
land, and it could be dangerous sitting under them as they fly overhead. =
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