title: There is no QRCode on terminal when type npm start
body: <p>I type command <code>create-react-native-app &lt;My package name&gt;</code></p>
  
  <p>then i type <code>npm start</code> i can see QRCode shows on my terminal</p>
  
  <p>But when i type <code>npm run eject</code> for my project</p>
  
  <p>I type <code>npm start</code> again. There's no QRCode show on my terminal any more.
  <a href="https://i.stack.imgur.com/4EuGD.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/4EuGD.png" alt="enter image description here"></a></p>
  
  <p>I looking for some answer still can't fix it. It confused with me a lot.</p>
  
  <p>Here is my environment:
  Mac OS:10.13.4</p>
  
  <pre><code>{
    "name": "TestMovie2",
    "version": "0.1.0",
    "private": true,
    "devDependencies": {
      "babel-preset-react-native-stage-0": "^1.0.1",
      "eslint-config-rallycoding": "^3.2.0",
      "jest": "^22.4.3",
      "jest-react-native": "^18.0.0",
      "react-test-renderer": "16.3.0-alpha.1"
    },
    "scripts": {
      "start": "react-native start",
      "android": "react-native run-android",
      "ios": "react-native run-ios",
      "test": "jest"
    },
    "jest": {
      "preset": "react-native"
    },
    "dependencies": {
      "@shoutem/animation": "^0.12.2",
      "@shoutem/ui": "^0.23.4",
      "react": "16.3.0-alpha.1",
      "react-native": "0.54.0"
    }
  }
  </code></pre>