title: jQuery UI TypeError: e.widget.extend is not a function
body: <p>I have updated my jQuery files including jQUery UI to use the tooltip feature.</p>
  
  <p>But now Javascript is dieing with the following error:</p>
  
  <pre><code>TypeError: e.widget.extend is not a function
  </code></pre>
  
  <p>Can anyone help me?</p>