title: Minified React error in react while navigation one component to anther
body: <p>I am getting this error while implementing the <code>react-routing</code> here is my code
  <a href="http://codepen.io/anon/pen/VmOgyy?editors=1010" rel="nofollow noreferrer">http://codepen.io/anon/pen/VmOgyy?editors=1010</a></p>
  
  <p>Error</p>
  
  <pre><code>react.min.js:16 Uncaught Error: Minified React error #130; visit http://facebook.github.io/react/docs/error-decoder.html?invariant=130&amp;args[]=object&amp;args[]= for the full message or use the non-minified dev environment for full errors and additional helpful warnings.
      at r (react.min.js:16)
      at p.a [as _instantiateReactComponent] (react.min.js:16)
      at performInitialMount (react.min.js:13)
      at p.mountComponent (react.min.js:13)
      at Object.mountComponent (react.min.js:15)
      at i (react.min.js:14)
      at r.perform (react.min.js:16)
      at s (react.min.js:14)
      at r.perform (react.min.js:16)
      at Object.batchedUpdates (react.min.js:14)
  </code></pre>
  
  <p>Could you please tell me why it is showing this error </p>
  
  <pre><code>var Router = ReactRouter;
  var DefaultRoute = Router.DefaultRoute;
  var Link = Router.Link;
  var Route = Router.Route;
  var browserHistory = Router.browserHistory;
  var RouteHandler = Router.RouteHandler;
  
  class First extends React.Component {
    render() {
      return &lt;h1&gt;Hello word&lt;/h1&gt;;
    }
  }
  
  class Second extends React.Component {
    render() {
      return &lt;h1&gt;Second&lt;/h1&gt;;
    }
  }
  
  ReactDOM.render( &lt;Router history={browserHistory}&gt;
          &lt;Route path="/" component={First}/&gt;
      &lt;/Router&gt;,document.getElementById('root')
  )
  </code></pre>