Exception in Application start method java.lang.reflect.InvocationTargetException

Question

I am just starting out with JavaFX, and I am trying to build a simple application with a label, text field and button which, when clicked, sets the label\'s value to that of

Answer 1

Another cause might be missing VM options:

--module-path /javafx-sdk-11.0.2/lib 
--add-modules=javafx.controls,javafx.fxml