I have a typescript project that requires npm 3+. I\'ve install it to C:\\Program Files\\nodesjs, and I set my system environment variables to point there.
In vis
This happened to me after deleting the "dist" folder from a dotnet new angular template project. (npm is installed and in the path)
Recreating the "dist" folder (under ClientApp) from inside Visual Studio 2017 solved the issue for me.