diff --git a/Projekte/mdga/model/src/main/java/pp/mdga/client/Ceremony.java b/Projekte/mdga/model/src/main/java/pp/mdga/client/Ceremony.java
index 6000e404..2832f0fa 100644
--- a/Projekte/mdga/model/src/main/java/pp/mdga/client/Ceremony.java
+++ b/Projekte/mdga/model/src/main/java/pp/mdga/client/Ceremony.java
@@ -6,4 +6,14 @@ public class Ceremony extends ClientState {
     public Ceremony(ClientState parent, ClientGameLogic logic) {
         super(parent, logic);
     }
+
+    @Override
+    public void enter() {
+
+    }
+
+    @Override
+    public void exit() {
+
+    }
 }
diff --git a/Projekte/mdga/model/src/main/java/pp/mdga/client/Settings.java b/Projekte/mdga/model/src/main/java/pp/mdga/client/Settings.java
index 4f811a8f..7f57598b 100644
--- a/Projekte/mdga/model/src/main/java/pp/mdga/client/Settings.java
+++ b/Projekte/mdga/model/src/main/java/pp/mdga/client/Settings.java
@@ -5,4 +5,14 @@ public class Settings extends ClientState {
     public Settings(ClientState parent, ClientGameLogic logic) {
         super(parent, logic);
     }
+
+    @Override
+    public void enter() {
+
+    }
+
+    @Override
+    public void exit() {
+
+    }
 }
diff --git a/Projekte/mdga/model/src/main/java/pp/mdga/message/server/UpdateTSK.java b/Projekte/mdga/model/src/main/java/pp/mdga/message/server/UpdateTSK.java
index b4d6e6a2..e6cd5e03 100644
--- a/Projekte/mdga/model/src/main/java/pp/mdga/message/server/UpdateTSK.java
+++ b/Projekte/mdga/model/src/main/java/pp/mdga/message/server/UpdateTSK.java
@@ -34,7 +34,7 @@ public UpdateTSK(int id, Color color) {
      * Default constructor for serialization purposes.
      */
     private UpdateTSK() {
-        this("", null);
+        this(0, null);
     }
 
     /**