Ubuntu. NET core the specified framework ' Microsoft.NETCore.App ', Version ' 1.0.1 ' is not found

Want to try the. NET core MVC under Ubuntu, follow the official tutorials, and then put the project under window to try it under Ubuntu and enter Git clone https://github.com/kastier/a_test_ Dotnet_core.git, and then run, turns out to be unable to run and report an error:

The specified framework ' Microsoft.NETCore.App ', Version ' 1.0.1 ' is not found

I would like to reinstall, but do not know the corresponding version number, so enter the following command

sudo apt-get install Dotnet-dev-1.

, and APT will put all the relevant (1.0.0---1.1.0) in all the related to me to install, the problem will be solved ...

Ubuntu. NET core the specified framework ' Microsoft.NETCore.App ', Version ' 1.0.1 ' is not found