online fix

Game/Scripts/Networking/SteamCharacterStateCache.cs

@@ -31,6 +31,7 @@ namespace MegaKoop.Game.Networking
         }
 
         private static SteamCharacterStateCache instance;
+        private static bool isApplicationQuitting;
 
         private readonly Dictionary<int, CharacterState> states = new();
         private SteamCoopNetworkManager networkManager;
@@ -40,9 +41,10 @@ namespace MegaKoop.Game.Networking
         {
             get
             {
-                if (instance == null)
+                if (instance == null && !isApplicationQuitting)
                 {
                     var go = new GameObject("SteamCharacterStateCache");
+                    go.hideFlags = HideFlags.HideAndDontSave;
                     instance = go.AddComponent<SteamCharacterStateCache>();
                     DontDestroyOnLoad(go);
                 }
@@ -68,6 +70,21 @@ namespace MegaKoop.Game.Networking
             EnsureSubscription();
         }
 
+        private void OnDestroy()
+        {
+            if (instance == this)
+            {
+                Unsubscribe();
+                states.Clear();
+                instance = null;
+            }
+        }
+
+        private void OnApplicationQuit()
+        {
+            isApplicationQuitting = true;
+        }
+
         private void Update()
         {
             EnsureSubscription();