maybe fix the empty side

Assets/SibylSystem/MonoHelpers/TcpHelper.cs

@@ -259,6 +259,8 @@ public static class TcpHelper
     public static YGOSharp.Deck deck;
     public static void CtosMessage_UpdateDeck(YGOSharp.Deck deckFor)
     {
+        if (deckFor.Main.Count == 0)
+            return;
         deckStrings.Clear();
         deck = deckFor;
         Package message = new Package();

Assets/SibylSystem/Room/Room.cs

@@ -19,16 +19,13 @@ public class Room : WindowServantSP
 
     void onSelected()
     {
+        Config.Set("deckInUse", superScrollView.selectedString);
         if (selftype < realPlayers.Length && realPlayers[selftype] != null && realPlayers[selftype].getIfPreped())
         {
             TcpHelper.CtosMessage_HsNotReady();
             TcpHelper.CtosMessage_UpdateDeck(new YGOSharp.Deck("deck/" + superScrollView.selectedString + ".ydk"));
             TcpHelper.CtosMessage_HsReady();
         }
-        else
-        {
-            Config.Set("deckInUse", superScrollView.selectedString);
-        }
     }
 
     void printFile()