title: React native error: Error: watch EMFILE
body: <p>I just started my 1st react native app following this:</p>
  
  <p><a href="http://www.raywenderlich.com/99473/introducing-react-native-building-apps-javascript" rel="noreferrer">http://www.raywenderlich.com/99473/introducing-react-native-building-apps-javascript</a></p>
  
  <p>However when I run a build I get the following: is it important?</p>
  
  <pre><code>[5:24:30 PM] &lt;START&gt; Building Dependency Graph
  [5:24:30 PM] &lt;START&gt; Crawling File System
   ERROR  watch EMFILE
  {"code":"EMFILE","errno":"EMFILE","syscall":"watch"}
  Error: watch EMFILE
      at exports._errnoException (util.js:746:11)
      at FSWatcher.start (fs.js:1172:11)
      at Object.fs.watch (fs.js:1198:11)
      at NodeWatcher.watchdir (/Users/me/PhpstormProjects/foo/node_modules/react-native/node_modules/sane/src/node_watcher.js:144:20)
      at Walker.&lt;anonymous&gt; 
  </code></pre>