title: Netbeans 8.2, "make controller" button disappeared
body: <p>I dont understand what is wrong.. Netbeans just ignoring .fxml file and I cant make controller or open it in SceneBuilder. JavaFX works normally.</p>
  <p><a href="https://i.stack.imgur.com/mivqT.png" rel="nofollow noreferrer">Expectation (other project groups)</a></p>
  <p><a href="https://i.stack.imgur.com/PmQXU.png" rel="nofollow noreferrer">Reality</a></p>
  <p>Netbeans works normally in other project groups.
  It this project is same setup like in others.</p>
  <p>Can somebody tell what is wrong?</p>