DeinoMPI 2.0.1 was compiled after the latest security update to MS Visual Studio 2005 so you will need to install the latest runtime in order to use DeinoMPI.
Here's the name of the package and the link to Microsoft's download page:
Microsoft Visual C++ 2005 Service Pack 1 Redistributable Package ATL Security Update
http://www.microsoft.com/downloads/details.aspx?familyid=766A6AF7-EC73-40FF-B072-9112BAB119C2&displaylang=en