import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.geometry.Side;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.control.ContextMenu;
import javafx.scene.control.MenuItem;
import javafx.scene.layout.PaneBuilder;
import javafx.stage.FileChooser;
import javafx.stage.Stage;


public class TestFileChooserContextMenuJVMCrash extends Application {


    @Override
    public void start(Stage stage) throws Exception {
        final ContextMenu contextMenu = new ContextMenu();
             MenuItem item1 = new MenuItem("Export");
        item1.setOnAction(new EventHandler<ActionEvent>() {
            public void handle(ActionEvent e) {
                FileChooser fileChooser = new FileChooser();
                fileChooser.showOpenDialog(contextMenu);
            }
        });

        contextMenu.getItems().add(item1);

        final Button button = new Button("Show Context menu");
        button.setOnAction(new EventHandler<ActionEvent>() {
            public void handle(ActionEvent e) {
                contextMenu.show(button, Side.BOTTOM, 0, 0);
            }
        });

        stage.setScene(new Scene(PaneBuilder.create().children(button).build()));
        stage.show();
    }

    public static void main(String[] args) {
        Application.launch();
    }
}