title: No executables found matching command 'dotnet-aspnet-codegenerator'"
body: <p>When trying to add a Controller in an ASP.NET Core project using Visual Studio 15 Enterprise with Update 3, I get the error below: </p>
  
  <p><code>"The was an error running the selected code generator: No executables found matching command 'dotnet-aspnet-codegenerator'"</code></p>