title: `react-native init app` is not working in React-Native 0.56
body: <p>React Native 0.56</p>
  
  <p>I have already installed <code>react-native-cli globally</code>, and when I try to create a new project using <code>react-native init myapp</code> , I'm getting an error. </p>
  
  <p>This is the error I face.</p>
  
  <p><img src="https://i.stack.imgur.com/nKePN.png" alt="screenshot"></p>
  
  <blockquote>
    <p>env:-  windows 10,node version v10.1.0, npm version 6.1.0, react native version 0.56 </p>
  </blockquote>
  
  <p>Previous projects are working well,but not able to create a new one.</p>