visual studio - Adding ATL support to existing mfc application

Question

I want to implement MFC Docking Framework in my existing mfc application I have taken same trial, but it gives me assertion like

before execution of my project.

In output window a text appears like:

"Performing registration"

and after that appeared below assertion

File: c:program filesmicrosoft visual studio.net 2003vc7atlmfcincludeatlbase.h Line: 2619 Expression: _pAtlModule == 0

Answer 1

For an existing MFC application, you can go to menu Project, Add Class, and under ATL you have an option Add ATL Support To MFC. This should add ATL initialization and the module will no longer be NULL.