diff --git a/FunGame.Desktop/UI/Main/Main.cs b/FunGame.Desktop/UI/Main/Main.cs
index 55d60a2..5a9e090 100644
--- a/FunGame.Desktop/UI/Main/Main.cs
+++ b/FunGame.Desktop/UI/Main/Main.cs
@@ -154,6 +154,7 @@ namespace Milimoe.FunGame.Desktop.UI
                             SetServerStatusLight((int)LightType.Red);
                             SetButtonEnableIfLogon(false, ClientState.WaitConnect);
                             LogoutAccount();
+                            MainController?.Dispose();
                             CloseConnectedWindows();
                             break;
 
@@ -166,6 +167,7 @@ namespace Milimoe.FunGame.Desktop.UI
                             SetServerStatusLight((int)LightType.Yellow);
                             SetButtonEnableIfLogon(false, ClientState.WaitConnect);
                             LogoutAccount();
+                            MainController?.Dispose();
                             break;
 
                         case MainInvokeType.LogIn: