Client calling CoCreateInstance... Outer Component's DLL is ATTACHED. DllGetClassObject(). CSumSubtractClassFactory::CTOR(). CSumSubtractClassFactory::QueryInterface(). CSumSubtractClassFactory::AddRef(). CSumSubtractClassFactory::Release(). CSumSubtractClassFactory::CreateInstance(). CSumSubtract::CTOR(). CSumSubtractClassFactory::CreateInstance(): Calling pCSumSubtract->InitializeInnerComponent. CSumSubtract::InitializeInnerComponent(): Calling CoCreateInstance with CLSID_MultiplicationDivision. Inner Component's DLL is ATTACHED. DllGetClassObject():. CMultiplicationDivisionClassFactory::CTOR() CMultiplicationDivisionClassFactory::QueryInterface() CMultiplicationDivisionClassFactory::AddRef() CMultiplicationDivisionClassFactory::Release() CMultiplicationDivisionClassFactory::CreateInstance(): pUnkOUter Not NULL CMultiplicationDivision: CTOR:. CMultiplicationDivision: CTOR:.pIUnknownOuter!=NULL CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision::AddRef_NoAggregation(): CMultiplicationDivision::Release_NoAggregation(): CMultiplicationDivision::AddRef_NoAggregation(): CMultiplicationDivision::Release_NoAggregation(): CMultiplicationDivisionClassFactory::Release() CMultiplicationDivisionClassFactory::DTOR() CMultiplicationDivisionClassFactory::Release() : delete this CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision::AddRef_NoAggregation(): CMultiplicationDivision::Release_NoAggregation(): CSumSubtract::InitializeInnerComponent(): Calling m_pIUnknownInner->QueryInterface: IID_IMultiplication. CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision: AR(). CSumSubtract::AddRef(). CSumSubtract::InitializeInnerComponent(): Calling m_pIUnknownInner->QueryInterface: IID_IDivision. CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision: AR(). CSumSubtract::AddRef(). CSumSubtract::InitializeInnerComponent(): Successfully completed.. CSumSubtract::QI(): (this). CSumSubtract::AddRef(). CSumSubtract::Release(). CSumSubtract::AddRef(). CSumSubtract::Release(). CSumSubtractClassFactory::Release(). CSumSubtractClassFactory::DTOR(). CSumSubtract::QI(): (this). CSumSubtract::AddRef(). CSumSubtract::Release(). Client calling pISum->SumOfTwoIntegers... CSumSubtract::SumOfTwoIntegers(). Client calling pISum->QueryInterface() CSumSubtract::QI(): (this). CSumSubtract::AddRef(). Client calling pISum->Release() CSumSubtract::Release(). Client calling pISum->SubtractionOfTwoIntegers() CSumSubtract::SubtractionOfTwoIntegers(). Client calling pISubtract->QueryInterface(IID_IMultiplication) CSumSubtract::QI(): IID_IMultiplication: m_pIUnknownInner->QueryInterface(riid,ppv). CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision: AR(). CSumSubtract::AddRef(). Client calling pISubtract->Release() CSumSubtract::Release(). Client calling pIMultiplication->MultiplicationOfTwoIntegers() CMultiplicationDivision::MultiplicationOfTwoIntegers() Client calling pIMultiplication->QueryInterface(IID_IDivision) CMultiplicationDivision: QI(). CSumSubtract::QI(): IID_IDivision: m_pIUnknownInner->QueryInterface(riid,ppv). CMultiplicationDivision::QI_NoAggreration : (this). CMultiplicationDivision: AR(). CSumSubtract::AddRef(). Client calling pIMultiplication->Release() CMultiplicationDivision: R(). CSumSubtract::Release(). Client calling pIDivision->DivisionOfTwoIntegers() CMultiplicationDivision::DivisionOfTwoIntegers() Client calling pIDivision->Release() CMultiplicationDivision: R(). CSumSubtract::Release(). SafeInterfaceRelease(). DllCanUnloadNow():. DllCanUnloadNow(): FAIL DllCanUnloadNow(). DllCanUnloadNow(): FAIL.. Inner Component's DLL is DETACHED. Outer Component's DLL is DETACHED.