Yarn errors when trying to create a React app

[Aristophanes888]

I try to create a react app with the following command:
create-react-app eth-todo-list-react

I then receive these errors

'yarnpkg' is not recognized as an internal or external command,
operable program or batch file.
Installing packages. This might take a couple of minutes.
Installing react, react-dom, and react-scripts...

'yarnpkg' is not recognized as an internal or external command,
operable program or batch file.
events.js:167
      throw er; // Unhandled 'error' event
      ^

Error: spawn yarnpkg ENOENT
    at notFoundError (C:\Users\Aristophanes\node_modules\create-react-app\node_modules\cross-spawn\lib\enoent.js:6:26)
    at verifyENOENT (C:\Users\Aristophanes\node_modules\create-react-app\node_modules\cross-spawn\lib\enoent.js:40:16)
    at ChildProcess.cp.emit (C:\Users\Aristophanes\node_modules\create-react-app\node_modules\cross-spawn\lib\enoent.js:27:25)
    at Process.ChildProcess._handle.onexit (internal/child_process.js:246:12)
Emitted 'error' event at:
    at ChildProcess.cp.emit (C:\Users\Aristophanes\node_modules\create-react-app\node_modules\cross-spawn\lib\enoent.js:30:37)
    at Process.ChildProcess._handle.onexit (internal/child_process.js:246:12)

Any help fixing this would be much appreciated, thanks.

[larixer]

@Aristophanes888 Why did you close the issue, have you figured out what is the problem?