title: Why can't I set AnchorPane's resizable attribute?
body: <p>I created a FXML file using JavaFX Scene Builder 1.1. An AnchorPane is created by default. Why can't I modify the resizable attribute? </p>
  
  <p><img src="https://i.stack.imgur.com/X5VeV.png" alt="enter image description here"></p>