src/de/steamwar/bungeecore/SubserverSystem.java

@@ -189,7 +189,7 @@ public class SubserverSystem {
     public static void sendPlayer(Subserver subserver, ProxiedPlayer player) {
         subserver.sendPlayer(player);
         if(!subserver.hasStarted() && FightInfoHandler.onLobby(player))
-            new StartingServerPacket().send(player);
+            new StartingServerPacket(SteamwarUser.get(player.getUniqueId())).send(player);
     }
 
     private static boolean bauRunning(ProxiedPlayer p, UUID owner){

src/de/steamwar/bungeecore/comms/packets/StartingServerPacket.java

@@ -3,16 +3,23 @@ package de.steamwar.bungeecore.comms.packets;
 import com.google.common.io.ByteArrayDataOutput;
 import de.steamwar.bungeecore.comms.BungeePacket;
 import de.steamwar.bungeecore.comms.PacketIdManager;
+import de.steamwar.bungeecore.sql.SteamwarUser;
 
 public class StartingServerPacket extends BungeePacket {
 
+    private final int user;
+
+    public StartingServerPacket(SteamwarUser user) {
+        this.user = user.getId();
+    }
+
     @Override
     public int getId() {
         return PacketIdManager.STARTING_SERVER;
     }
 
     @Override
-    public void writeVars(ByteArrayDataOutput byteArrayDataOutput) {
-        //nothing to write
+    public void writeVars(ByteArrayDataOutput out) {
+        out.writeInt(user);
     }
 }