为平台设置为x64构建时的atlcom.h生成错误

Question

我正在将现有的c++项目从32位版本转换为64位版本.这个项目在32位版本中构建得很好，在转换到x64平台的Configuration中，我遇到了构建错误，是否有任何具体的我必须继承的64位版本，或者我遗漏了什么。

无法实例化抽象类C:\Program (x86)\Microsoft 11.0\VC\atlmfc\include\atlcom.h

下面是生成项目时输出的错误。

C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\atlmfc\include\atlcom.h(2000): error C2259: 'ATL::CComObject<Base>' : cannot instantiate abstract class
          with
          [
              Base=NAlertBand
          ]
          due to following members:
         'HRESULT IContextMenu::GetCommandString(UINT_PTR,UINT,UINT *,CHAR *,UINT)' : is abstract
          C:\Program Files (x86)\Windows Kits\8.0\Include\um\shobjidl.h(2732) : see declaration of 'IContextMenu::GetCommandString'
          C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\atlmfc\include\atlcom.h(1989) : while compiling class template member function 'HRESULT ATL::CComCreator<T1>::CreateInstance(void *,const IID &,LPVOID *)'
          with
          [
              T1=ATL::CComObject<NAlertBand>
          ]
          C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\atlmfc\include\atlcom.h(2096) : see reference to function template instantiation 'HRESULT ATL::CComCreator<T1>::CreateInstance(void *,const IID &,LPVOID *)' being compiled
          with
          [
              T1=ATL::CComObject<NAlertBand>
          ]
          C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\atlmfc\include\atlcom.h(2095) : see reference to class template instantiation 'ATL::CComCreator<T1>' being compiled
          with
          [
              T1=ATL::CComObject<NAlertBand>
          ]
          C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC\atlmfc\include\atlcom.h(2091) : while compiling class template member function 'HRESULT ATL::CComCreator2<T1,T2>::CreateInstance(void *,const IID &,LPVOID *)'
          with
          [
              T1=ATL::CComCreator<ATL::CComObject<NAlertBand>>,
              T2=ATL::CComFailCreator<-2147221232>
          ]
          NAlerts.cxx(44) : see reference to function template instantiation 'HRESULT ATL::CComCreator2<T1,T2>::CreateInstance(void *,const IID &,LPVOID *)' being compiled
          with
          [
              T1=ATL::CComCreator<ATL::CComObject<NAlertBand>>,
              T2=ATL::CComFailCreator<-2147221232>
          ]
          NAlerts.cxx(44) : see reference to class template instantiation 'ATL::CComCreator2<T1,T2>' being compiled
          with
          [
              T1=ATL::CComCreator<ATL::CComObject<NAlertBand>>,
              T2=ATL::CComFailCreator<-2147221232>
          ]
  QMessage.cxx

谢谢

Answer 1

下面是一个类似的线程-- http://social.msdn.microsoft.com/Forums/en-US/vclanguage/thread/d6144eaa-fa37-4133-87a0-75a06633209b

请把其余的错误也发出来。