public void createLoginScreen() { Parent root = null; FXMLLoader loader = new FXMLLoader(); loader.setLocation(getClass().getResource("/GraphicPack/clientLogin.fxml")); try { root = loader.load(); } catch (IOException e) { e.printStackTrace(); } loginStage = new Stage(); loginStage.setTitle("LOGIN to PUBBLICACOMUNICAZIONE"); // primaryStage.getIcons().add(new Image("/Images/server.png")); loginStage.setScene(new Scene(root, 255, 339)); loginController = loader.getController(); loginController.setClientMain(this); loginStage.show(); }