Application has failed to start because MSVCP100D.dll was not found, reinstalling app may work

Question

I googled on this and realized there are probably several causes to this so I will describe my scenario.

This happens when my application tries to load a .dll file b

Answer 1

If you link dynamically to the MSVC runtime then you need to install that runtime on every machine that will run your app.

Note that in this case you appear to be linking to the debug version of the runtime, it is not normal to distribute apps linked against the debug version of the runtime.