Use SceneBuilder with JavaFX 11 in IDEA

Question

I am using IDEA (with OpenJDK 11), and I am trying to use the SceneBuilder to display my FXML files. It works, except when I use inherited JavaFX components, for example :

Answer 1

In addition to José Pereda's answer,

in a Maven project, you need to set build > plugins > maven-compiler-plugin > configuration > release to 8, instead of 11