JAVAFX　画面遷移でエラー

前提・実現したいこと

scenebuilderで作成した画面内のボタンを押したら画面が変わり、変わった先で戻るボタンを押すと前の画面に戻るプログラムを作りたいです

発生している問題・コンソールメッセージ

javafx.fxml.LoadException: No controller specified.
/D:/JAVA/MENU/bin/application/KanriF5.fxml:16

文字数が入りきらないので以下省略

起動はできますが、メインメニューのF5を押すとコンソールに上記がでます。

該当のソースコード

java
1/**
2 * "MENU.fxml"コントローラ・クラスのサンプル・スケルトン
3 */
4
5package application;
6
7
8
9import java.io.IOException;
10import java.net.URL;
11import java.util.ResourceBundle;
12
13import javafx.event.ActionEvent;
14import javafx.fxml.FXML;
15import javafx.fxml.FXMLLoader;
16import javafx.scene.Node;
17import javafx.scene.Parent;
18import javafx.scene.Scene;
19import javafx.scene.control.ToggleButton;
20import javafx.stage.Stage;
21import javafx.stage.Window;
22
23public class MENUController {
24
25    @FXML // ResourceBundle that was given to the FXMLLoader
26    private ResourceBundle resources;
27
28    @FXML // URL location of the FXML file that was given to the FXMLLoader
29    private URL location;
30
31    @FXML // fx:id="buttonF2"
32    private ToggleButton buttonF2; // Value injected by FXMLLoader
33
34  
35    @FXML // fx:id="buttonEsc"
36    private ToggleButton buttonEsc; // Value injected by FXMLLoader
37
38    @FXML
39    void On_buttonEscClick(ActionEvent event) {	
40
41    }
42
43    @FXML
44    void On_buttonF2Click(ActionEvent event) {		
45
46    }
47
48
49
50    @FXML // This method is called by the FXMLLoader when initialization is complete
51    void initialize() {
52        assert buttonF2 != null : "fx:id=\"buttonF2\" was not injected: check your FXML file 'MENU.fxml'.";
53        assert buttonEsc != null : "fx:id=\"buttonEsc\" was not injected: check your FXML file 'MENU.fxml'.";
54
55    }
56}
57

該当のソースコード

java
1/**
2 * "KanriF5.fxml"コントローラ・クラスのサンプル・スケルトン
3 */
4package application;
5
6import java.io.IOException;
7import java.net.URL;
8import java.util.ResourceBundle;
9
10import javafx.event.ActionEvent;
11import javafx.fxml.FXML;
12import javafx.fxml.FXMLLoader;
13import javafx.scene.Node;
14import javafx.scene.Parent;
15import javafx.scene.Scene;
16import javafx.scene.control.Button;
17import javafx.stage.Stage;
18import javafx.stage.Window;
19
20public class aub {
21
22    @FXML // ResourceBundle that was given to the FXMLLoader
23    private ResourceBundle resources;
24
25    @FXML // URL location of the FXML file that was given to the FXMLLoader
26    private URL location;
27
28    @FXML // fx:id="buttonF4"
29    private Button buttonF4; // Value injected by FXMLLoader
30
31    @FXML // fx:id="buttonEsc"
32    private Button buttonEsc; // Value injected by FXMLLoader
33   
34
35    
36    @FXML
37    void On_buttonEscClick_sub(ActionEvent event) {
38
39    	/*
40		  * 現在表示されている画面を閉じる
41		  */
42		Scene s = ((Node)event.getSource()).getScene();
43		Window window = s.getWindow();
44		window.hide();
45
46		/*
47		 * 新しい画面を生成する
48		 */
49		try {
50			Parent parent = FXMLLoader.load(getClass().getResource("MENU.fxml"));
51			Scene scene = new Scene(parent);
52			Stage stage = new Stage();
53			stage.setScene(scene);
54			stage.setTitle("メニュー");
55			stage.show();
56		}catch(IOException e) {
57			e.printStackTrace();
58		}
59	}
60
61
62    @FXML
63    void On_buttonF4Click_kanri(ActionEvent event) {
64
65    }
66
67    @FXML // This method is called by the FXMLLoader when initialization is complete
68    void initialize() {
69        assert buttonF4 != null : "fx:id=\"buttonF4\" was not injected: check your FXML file 'sub.fxml'.";
70        assert buttonEsc != null : "fx:id=\"buttonEsc\" was not injected: check your FXML file 'sub.fxml'.";
71
72    }
73}
74