diff --git a/src/de/itstall/GameField.java b/src/de/itstall/GameField.java
index a627550f27eb0a182d9d481966c3ce1b5994dfaa..6abda8b6fcc40241f4f0abe683db2d8d22a1e873 100644
--- a/src/de/itstall/GameField.java
+++ b/src/de/itstall/GameField.java
@@ -27,7 +27,7 @@ public class GameField {
 	}
 
 	boolean checkField(int x, int y) {
-		return this.field[x][y].getClass().getSimpleName().equals("EmptyTile");
+		return this.field[x][y].getClass().getSimpleName().equals("EmptyTile") && x >= 0 && y >= 0 && x <= this.width && y <= this.height;
 	}
 
 	@Override
diff --git a/src/de/itstall/World.java b/src/de/itstall/World.java
index d3e2e8d3ce77814fbc88fade5b7d774633524322..84b1486b2f599f6dc9b4cd28c74b3e29076a37bd 100644
--- a/src/de/itstall/World.java
+++ b/src/de/itstall/World.java
@@ -66,7 +66,7 @@ class World {
 		} else {
 			this.tempLineBreaks = true;
 			System.out.println(this.draw());
-			System.out.println("Feld versperrt");
+			System.out.println("Move not possible");
 		}
 	}