From 148cd911d5433b4873a0450875480340d19d959e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Mail=C3=A4nder?=
 <matthias.mailaender@lablicate.com>
Date: Mon, 22 Sep 2025 12:29:45 +0200
Subject: [PATCH] Don't attempt to shutdown master ping in skirmish.

---
 OpenRA.Mods.Common/ServerTraits/MasterServerPinger.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/OpenRA.Mods.Common/ServerTraits/MasterServerPinger.cs b/OpenRA.Mods.Common/ServerTraits/MasterServerPinger.cs
index 33ae144fc5..8a6a760e95 100644
--- a/OpenRA.Mods.Common/ServerTraits/MasterServerPinger.cs
+++ b/OpenRA.Mods.Common/ServerTraits/MasterServerPinger.cs
@@ -121,6 +121,9 @@ namespace OpenRA.Mods.Common.Server
 
 		void INotifyServerShutdown.ServerShutdown(S server)
 		{
+			if (!server.IsMultiplayer)
+				return;
+
 			if (server.Settings.AdvertiseOnline)
 			{
 				// Announce that the game has ended to remove it from the list.