уже не помню...

src/main/java/kvr/missilecruiser_hard/ApplicationMissileCruiser.java

@@ -5,14 +5,12 @@ import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
 
-import java.io.File;
 import java.io.IOException;
-import java.util.Arrays;
 
 public class ApplicationMissileCruiser extends Application {
     @Override
     public void start(Stage stage) throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(ApplicationMissileCruiser.class.getResource("ViewMissileCruiser.fxml"));
+        FXMLLoader fxmlLoader = new FXMLLoader(ApplicationMissileCruiser.class.getResource("images/ViewMissileCruiser.fxml"));
 
         Scene scene = new Scene(fxmlLoader.load(), 900, 500);
 

src/main/java/kvr/missilecruiser_hard/Main.java

@@ -1,8 +1,5 @@
 package kvr.missilecruiser_hard;
 
-import java.io.File;
-import java.util.Arrays;
-
 public class Main {
     public static void main(String[] args) {
 

src/main/resources/kvr/missilecruiser_hard/ViewMissileCruiser.fxml

@@ -1,22 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <?import javafx.scene.control.Button?>
-<?import javafx.scene.image.Image?>
-<?import javafx.scene.image.ImageView?>
 <?import javafx.scene.layout.AnchorPane?>
 <?import javafx.scene.text.Font?>
 
 <AnchorPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="500.0" prefWidth="900.0" xmlns="http://javafx.com/javafx/null" xmlns:fx="http://javafx.com/fxml/1" fx:controller="kvr.missilecruiser_hard.ControllerMissileCruiser">
-   <children>
-      <Button layoutX="14.0" layoutY="457.0" mnemonicParsing="false" onAction="#buttonCreate_Click" prefHeight="30.0" prefWidth="98.0" text="Создать">
-         <font>
-            <Font size="14.0" />
-         </font></Button>
-      <Button layoutX="846.0" layoutY="447.0" mnemonicParsing="false" onAction="#buttonsMove_Click" prefHeight="40.0" prefWidth="40.0" style="-fx-background-image: url(&quot;arrowRight.png&quot;); -fx-background-size: 85%; -fx-background-position: center; -fx-background-repeat: space; -fx-effect: bhb;" />
-      <ImageView fitHeight="40.0" fitWidth="40.0" layoutX="346.0" layoutY="204.0">
-         <image>
-            <Image url="@../../arrowLeft.png" />
-         </image>
-      </ImageView>
-   </children>
+   <Button layoutX="14.0" layoutY="457.0" mnemonicParsing="false" onAction="#buttonCreate_Click" prefHeight="30.0" prefWidth="98.0" text="Создать">
+      <font>
+         <Font size="14.0" />
+      </font>
+   </Button>
+   <Button layoutX="846.0" layoutY="446.0" mnemonicParsing="false" onAction="#buttonsMove_Click" prefHeight="40.0" prefWidth="40.0" style="-fx-background-image: url(&quot;kvr.missilecruiser_hard/arrowRight.png&quot;); -fx-background-size: 85%; -fx-background-position: center; -fx-background-repeat: space;" AnchorPane.bottomAnchor="14.0" AnchorPane.rightAnchor="14.0" />
 </AnchorPane>