zhaoyandong,
Assuming the project is in the same solution as your C# project, you can
go into the C# project and select on the properties "allow mixed mode
debugging", and this should let you step into your unmanaged C++ code.
Hope this helps.
--
- Nicholas Paldino [.NET/C# MVP]
-
mv*@spam.guard.caspershouse.com
"zhaoyandong" <zh*********@sina.com.cn> wrote in message
news:%2******************@TK2MSFTNGP10.phx.gbl...
I wrote a simple COM DLL in C++.
And call the methods of this DLL from an C# project.
But I don't know how to debug into this DLL.
Can you help me, pls?
Thnx in advance.