From 74f211960a5df659d51b4e836ee784497829a3ed Mon Sep 17 00:00:00 2001
From: Gary Wilber <Spacetech326@gmail.com>
Date: Wed, 2 Dec 2020 23:14:18 -0800
Subject: [PATCH] only recreate the lazy when needed

---
 MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs b/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
index 4981b09273..7aec3b3228 100644
--- a/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
+++ b/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
@@ -108,7 +108,10 @@ namespace MediaBrowser.Controller.BaseItemManager
         /// </summary>
         private void SetupMetadataThrottler()
         {
-            MetadataRefreshThrottler = new Lazy<SemaphoreSlim>(() => new SemaphoreSlim(_metadataRefreshConcurrency));
+            if (MetadataRefreshThrottler == null || MetadataRefreshThrottler.IsValueCreated)
+            {
+                MetadataRefreshThrottler = new Lazy<SemaphoreSlim>(() => new SemaphoreSlim(_metadataRefreshConcurrency));
+            }
         }
 
         /// <summary>