Wish path project i specified yousing MSbuild Jenkins :webapplication aspt mvc or test project?

I'am using jenkins in the test integration. I configure the the msbuild path and the github path. the problem is : "error MSB1009: Project file does not exist".

i have two project: the first one is the my web application asp net mvc, the second contains my unit test.

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i'am confusing what path i should put in the msbuild,

cinfiguration msbuild

So how i can resolve this problem. ps: The github contains the webapplication mvc

If you have a good tutorial, it will be helpful