title: Error with middleware and NodeJS
body: <p>I have this :</p>
  
  <pre><code>app.use(session({secret: 'JKSBDFJKQS444SQ4DQSND'}));
  </code></pre>
  
  <p>But when I run my app file I got this <strong>error :</strong></p>
  
  <blockquote>
    <p>Error: Most middleware is no longer bundled with Express and must be installed separately. </p>
  </blockquote>
  
  <p>How to fix ?</p>