Push rejected, failed to detect set buildpack

[blogcraft]

-----> Fetching set buildpack https://github.com/heroku/dotnet-buildpack.git... done
 !     Push rejected, failed to detect set buildpack https://github.com/heroku/dotnet-buildpack.git
More info: https://devcenter.heroku.com/articles/buildpacks#detection-failure

I Don't know why it doesent recognize the app.

I have an empty project https://github.com/blogcraft/TestMVC and it Works, but a second doesent. https://github.com/blogcraft/Baker

[nickserv]

Have you tried moving global.json to the root of the repo?