title: Getting error while Installing react js in visual studio code
body: <p>Iam trying to create react app using the link <a href="https://code.visualstudio.com/docs/nodejs/reactjs-tutorial" rel="nofollow noreferrer">https://code.visualstudio.com/docs/nodejs/reactjs-tutorial</a>
  but iam getting the below error when i run the command</p>
  
  <blockquote>
    <p>create-react-app my-app</p>
  </blockquote>
  
  <p>Error</p>
  
  <pre><code>Creating a new React app in C:\Users\thirunah\Documents\Visual Studio Code\my-app.
  
  Installing packages. This might take a couple minutes.
  Installing react, react-dom, and react-scripts...
  
  npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.0.17 (node_modules\react-scripts\node_modules\fsevents):
  npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.0.17: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","ar
  ch":"x64"})
  npm ERR! Windows_NT 6.1.7601
  npm ERR! argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install" "--save" "--save-exact" "
  react" "react-dom" "react-scripts"
  npm ERR! node v7.4.0
  npm ERR! npm  v4.0.5
  npm ERR! code E403
  
  npm ERR! unregistered users are not allowed to access package @timer/detect-port : @timer/detect-port
  npm ERR!
  npm ERR! If you need help, you may report this error at:
  npm ERR!     &lt;https://github.com/npm/npm/issues&gt;
  </code></pre>