Merge branch 'master' into baseitemkind-fixes

1 files changed, 4 insertions, 4 deletions

diff --git a/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs b/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
index 97f40b537..abfdb41d8 100644
--- a/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
+++ b/MediaBrowser.Controller/BaseItemManager/BaseItemManager.cs
@@ -1,6 +1,5 @@
-#nullable disable
-
 using System;
+using System.Diagnostics.CodeAnalysis;
 using System.Linq;
 using System.Threading;
 using Jellyfin.Extensions;
@@ -16,7 +15,7 @@ namespace MediaBrowser.Controller.BaseItemManager
     {
         private readonly IServerConfigurationManager _serverConfigurationManager;
 
-        private int _metadataRefreshConcurrency = 0;
+        private int _metadataRefreshConcurrency;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="BaseItemManager"/> class.
@@ -101,7 +100,7 @@ namespace MediaBrowser.Controller.BaseItemManager
         /// Called when the configuration is updated.
         /// It will refresh the metadata throttler if the relevant config changed.
         /// </summary>
-        private void OnConfigurationUpdated(object sender, EventArgs e)
+        private void OnConfigurationUpdated(object? sender, EventArgs e)
         {
             int newMetadataRefreshConcurrency = GetMetadataRefreshConcurrency();
             if (_metadataRefreshConcurrency != newMetadataRefreshConcurrency)
@@ -114,6 +113,7 @@ namespace MediaBrowser.Controller.BaseItemManager
         /// <summary>
         /// Creates the metadata refresh throttler.
         /// </summary>
+        [MemberNotNull(nameof(MetadataRefreshThrottler))]
         private void SetupMetadataThrottler()
         {
             MetadataRefreshThrottler = new SemaphoreSlim(_metadataRefreshConcurrency);