From 19ff447e51d90575fd9de82a0ba8a3055f1a502a Mon Sep 17 00:00:00 2001
From: Bond-009 <bond.009@outlook.com>
Date: Sun, 21 Feb 2021 19:59:15 +0100
Subject: [PATCH] Merge pull request #5275 from BaronGreenback/upnpStartupFix

Fixes #5148

(cherry picked from commit 0beda0e32c3e80719700a708b4c9864698cd8f24)
Signed-off-by: Joshua M. Boniface <joshua@boniface.me>
---
 Emby.Dlna/Main/DlnaEntryPoint.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Emby.Dlna/Main/DlnaEntryPoint.cs b/Emby.Dlna/Main/DlnaEntryPoint.cs
index 82490ec310..8f60c3f783 100644
--- a/Emby.Dlna/Main/DlnaEntryPoint.cs
+++ b/Emby.Dlna/Main/DlnaEntryPoint.cs
@@ -228,7 +228,10 @@ namespace Emby.Dlna.Main
         {
             try
             {
-                ((DeviceDiscovery)_deviceDiscovery).Start(communicationsServer);
+                if (communicationsServer != null)
+                {
+                    ((DeviceDiscovery)_deviceDiscovery).Start(communicationsServer);
+                }
             }
             catch (Exception ex)
             {