done

src/Screen/ScreenPlayer.java

@@ -2,14 +2,16 @@ package Screen;
 
 import Entity.Enemy;
 import Entity.Player;
+import Game.Battle;
 import ch.hevs.gdx2d.lib.GdxGraphics;
 
 public class ScreenPlayer {
     public ManagerOfScreen screenManager = new ManagerOfScreen();
-    public Player p;
-    public Enemy e;
-    public ScreenMap sm;
-    public ScreenBattle sb;
+    public Player p = null;
+    public Enemy e = null;
+    public Battle b = null;
+    public ScreenMap sm = null;
+    public ScreenBattle sb = null;
 
     public void init(){
 
@@ -19,13 +21,18 @@ public class ScreenPlayer {
         // Create both type of screen and record for reuse
         screenManager.registerScreen(ScreenMap.class);
         screenManager.registerScreen(ScreenBattle.class);
-        sb = screenManager.getScreenBattle();
         sm = screenManager.getScreenMap();
+
     }
 
     public void render(GdxGraphics g){
-        sb.setEnemy(e);
         sm.setPlayer(p);
+        
+        if(sb != null){
+            sb.setEnemy(e);
+            sb.setBattle(b);
+        }
+        
         screenManager.render(g);
     }