As usual while waiting for the next release - don't forget to check the nightly builds in the forum.
C:\Program Files\Microsoft Platform SDK\Include\atl\atlctl.h(1379) : error C2039: '_InternalQueryInterface' : is not a member of 'plugin' c:\dev\plugin\Plugin.h(53) : see declaration of 'plugin' C:\Program Files\Microsoft Platform SDK\Include\atl\atlctl.h(1377) : while compiling class template member function 'HRESULT ATL::CComControl<T>::ControlQueryInterface(const IID &,void **)' with [ T=Plugin ] c:\dev\plugin\Plugin.h(54) : see reference to class template instantiation 'ATL::CComControl<T>' being compiled with [ T=Plugin ]