Merge pull request #6737 from Bond-009/nullable9

Enable nullable for MediaBrowser.Providers

72 files changed, 115 insertions, 61 deletions

diff --git a/MediaBrowser.Controller/Providers/IExternalId.cs b/MediaBrowser.Controller/Providers/IExternalId.cs
index e2dbef2bc..0d847520d 100644
--- a/MediaBrowser.Controller/Providers/IExternalId.cs
+++ b/MediaBrowser.Controller/Providers/IExternalId.cs
@@ -1,5 +1,3 @@
-#nullable disable
-
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Providers;
 
@@ -35,7 +33,7 @@ namespace MediaBrowser.Controller.Providers
         /// <summary>
         /// Gets the URL format string for this id.
         /// </summary>
-        string UrlFormatString { get; }
+        string? UrlFormatString { get; }
 
         /// <summary>
         /// Determines whether this id supports a given item type.
diff --git a/MediaBrowser.Model/Providers/ExternalIdInfo.cs b/MediaBrowser.Model/Providers/ExternalIdInfo.cs
index 0ea3e96ca..d026d574f 100644
--- a/MediaBrowser.Model/Providers/ExternalIdInfo.cs
+++ b/MediaBrowser.Model/Providers/ExternalIdInfo.cs
@@ -12,7 +12,7 @@ namespace MediaBrowser.Model.Providers
         /// <param name="key">Key for this id. This key should be unique across all providers.</param>
         /// <param name="type">Specific media type for this id.</param>
         /// <param name="urlFormatString">URL format string.</param>
-        public ExternalIdInfo(string name, string key, ExternalIdMediaType? type, string urlFormatString)
+        public ExternalIdInfo(string name, string key, ExternalIdMediaType? type, string? urlFormatString)
         {
             Name = name;
             Key = key;
@@ -46,6 +46,6 @@ namespace MediaBrowser.Model.Providers
         /// <summary>
         /// Gets or sets the URL format string.
         /// </summary>
-        public string UrlFormatString { get; set; }
+        public string? UrlFormatString { get; set; }
     }
 }
diff --git a/MediaBrowser.Providers/Manager/ImageSaver.cs b/MediaBrowser.Providers/Manager/ImageSaver.cs
index 3d8dd1486..8ded2d144 100644
--- a/MediaBrowser.Providers/Manager/ImageSaver.cs
+++ b/MediaBrowser.Providers/Manager/ImageSaver.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Manager/ItemImageProvider.cs b/MediaBrowser.Providers/Manager/ItemImageProvider.cs
index 3593697d7..39372acb9 100644
--- a/MediaBrowser.Providers/Manager/ItemImageProvider.cs
+++ b/MediaBrowser.Providers/Manager/ItemImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1002, CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Manager/MetadataService.cs b/MediaBrowser.Providers/Manager/MetadataService.cs
index ab8d3a2a6..ffb3baeb1 100644
--- a/MediaBrowser.Providers/Manager/MetadataService.cs
+++ b/MediaBrowser.Providers/Manager/MetadataService.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Manager/ProviderManager.cs b/MediaBrowser.Providers/Manager/ProviderManager.cs
index 9be887e9c..ca557f6d6 100644
--- a/MediaBrowser.Providers/Manager/ProviderManager.cs
+++ b/MediaBrowser.Providers/Manager/ProviderManager.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
diff --git a/MediaBrowser.Providers/Manager/ProviderUtils.cs b/MediaBrowser.Providers/Manager/ProviderUtils.cs
index 6d088e6e7..b90136d50 100644
--- a/MediaBrowser.Providers/Manager/ProviderUtils.cs
+++ b/MediaBrowser.Providers/Manager/ProviderUtils.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Manager/RefreshResult.cs b/MediaBrowser.Providers/Manager/RefreshResult.cs
index 72fc61e42..663ffc524 100644
--- a/MediaBrowser.Providers/Manager/RefreshResult.cs
+++ b/MediaBrowser.Providers/Manager/RefreshResult.cs
@@ -8,7 +8,7 @@ namespace MediaBrowser.Providers.Manager
     {
         public ItemUpdateType UpdateType { get; set; }
 
-        public string ErrorMessage { get; set; }
+        public string? ErrorMessage { get; set; }
 
         public int Failures { get; set; }
     }
diff --git a/MediaBrowser.Providers/MediaBrowser.Providers.csproj b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
index 15badfad7..9d0a6944b 100644
--- a/MediaBrowser.Providers/MediaBrowser.Providers.csproj
+++ b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
@@ -30,7 +30,6 @@
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <CodeAnalysisRuleSet>../jellyfin.ruleset</CodeAnalysisRuleSet>
-    <Nullable>disable</Nullable>
   </PropertyGroup>
 
   <!-- Code Analyzers-->
diff --git a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
index 12125cbb9..8c81b08db 100644
--- a/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/AudioImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1002, CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/EmbeddedImageProvider.cs b/MediaBrowser.Providers/MediaInfo/EmbeddedImageProvider.cs
index 1d9d1e02a..c41d36d76 100644
--- a/MediaBrowser.Providers/MediaInfo/EmbeddedImageProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/EmbeddedImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;
diff --git a/MediaBrowser.Providers/MediaInfo/FFProbeAudioInfo.cs b/MediaBrowser.Providers/MediaInfo/FFProbeAudioInfo.cs
index cf271e7db..9eb79c39d 100644
--- a/MediaBrowser.Providers/MediaInfo/FFProbeAudioInfo.cs
+++ b/MediaBrowser.Providers/MediaInfo/FFProbeAudioInfo.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
index 4fff57273..d4b5d8655 100644
--- a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/FFProbeVideoInfo.cs b/MediaBrowser.Providers/MediaInfo/FFProbeVideoInfo.cs
index 261c012a1..4ab15f60e 100644
--- a/MediaBrowser.Providers/MediaInfo/FFProbeVideoInfo.cs
+++ b/MediaBrowser.Providers/MediaInfo/FFProbeVideoInfo.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1068, CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/SubtitleDownloader.cs b/MediaBrowser.Providers/MediaInfo/SubtitleDownloader.cs
index cba2f1c42..b2b93940a 100644
--- a/MediaBrowser.Providers/MediaInfo/SubtitleDownloader.cs
+++ b/MediaBrowser.Providers/MediaInfo/SubtitleDownloader.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1002, CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/SubtitleResolver.cs b/MediaBrowser.Providers/MediaInfo/SubtitleResolver.cs
index d7f6a5fac..dd4a5f061 100644
--- a/MediaBrowser.Providers/MediaInfo/SubtitleResolver.cs
+++ b/MediaBrowser.Providers/MediaInfo/SubtitleResolver.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1002, CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/MediaInfo/SubtitleScheduledTask.cs b/MediaBrowser.Providers/MediaInfo/SubtitleScheduledTask.cs
index 4dfe2c59f..1eacbf1e1 100644
--- a/MediaBrowser.Providers/MediaInfo/SubtitleScheduledTask.cs
+++ b/MediaBrowser.Providers/MediaInfo/SubtitleScheduledTask.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Movies/ImdbExternalId.cs b/MediaBrowser.Providers/Movies/ImdbExternalId.cs
index a8d74aa0b..d00f37db5 100644
--- a/MediaBrowser.Providers/Movies/ImdbExternalId.cs
+++ b/MediaBrowser.Providers/Movies/ImdbExternalId.cs
@@ -22,7 +22,7 @@ namespace MediaBrowser.Providers.Movies
         public ExternalIdMediaType? Type => null;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.imdb.com/title/{0}";
+        public string? UrlFormatString => "https://www.imdb.com/title/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Movies/ImdbPersonExternalId.cs b/MediaBrowser.Providers/Movies/ImdbPersonExternalId.cs
index 8151ab471..1bb5e1ea8 100644
--- a/MediaBrowser.Providers/Movies/ImdbPersonExternalId.cs
+++ b/MediaBrowser.Providers/Movies/ImdbPersonExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Movies
         public ExternalIdMediaType? Type => ExternalIdMediaType.Person;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.imdb.com/name/{0}";
+        public string? UrlFormatString => "https://www.imdb.com/name/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Person;
diff --git a/MediaBrowser.Providers/Music/AlbumInfoExtensions.cs b/MediaBrowser.Providers/Music/AlbumInfoExtensions.cs
index dddfd02e4..d3fce37c7 100644
--- a/MediaBrowser.Providers/Music/AlbumInfoExtensions.cs
+++ b/MediaBrowser.Providers/Music/AlbumInfoExtensions.cs
@@ -8,7 +8,7 @@ namespace MediaBrowser.Providers.Music
 {
     public static class AlbumInfoExtensions
     {
-        public static string GetAlbumArtist(this AlbumInfo info)
+        public static string? GetAlbumArtist(this AlbumInfo info)
         {
             var id = info.SongInfos.SelectMany(i => i.AlbumArtists)
                     .FirstOrDefault(i => !string.IsNullOrEmpty(i));
@@ -21,7 +21,7 @@ namespace MediaBrowser.Providers.Music
             return info.AlbumArtists.Count > 0 ? info.AlbumArtists[0] : default;
         }
 
-        public static string GetReleaseGroupId(this AlbumInfo info)
+        public static string? GetReleaseGroupId(this AlbumInfo info)
         {
             var id = info.GetProviderId(MetadataProvider.MusicBrainzReleaseGroup);
 
@@ -34,7 +34,7 @@ namespace MediaBrowser.Providers.Music
             return id;
         }
 
-        public static string GetReleaseId(this AlbumInfo info)
+        public static string? GetReleaseId(this AlbumInfo info)
         {
             var id = info.GetProviderId(MetadataProvider.MusicBrainzAlbum);
 
@@ -47,9 +47,9 @@ namespace MediaBrowser.Providers.Music
             return id;
         }
 
-        public static string GetMusicBrainzArtistId(this AlbumInfo info)
+        public static string? GetMusicBrainzArtistId(this AlbumInfo info)
         {
-            info.ProviderIds.TryGetValue(MetadataProvider.MusicBrainzAlbumArtist.ToString(), out string id);
+            info.ProviderIds.TryGetValue(MetadataProvider.MusicBrainzAlbumArtist.ToString(), out string? id);
 
             if (string.IsNullOrEmpty(id))
             {
@@ -65,7 +65,7 @@ namespace MediaBrowser.Providers.Music
             return id;
         }
 
-        public static string GetMusicBrainzArtistId(this ArtistInfo info)
+        public static string? GetMusicBrainzArtistId(this ArtistInfo info)
         {
             info.ProviderIds.TryGetValue(MetadataProvider.MusicBrainzArtist.ToString(), out var id);
 
diff --git a/MediaBrowser.Providers/Music/AlbumMetadataService.cs b/MediaBrowser.Providers/Music/AlbumMetadataService.cs
index 8c9a1f59b..7c5b80e1e 100644
--- a/MediaBrowser.Providers/Music/AlbumMetadataService.cs
+++ b/MediaBrowser.Providers/Music/AlbumMetadataService.cs
@@ -81,7 +81,7 @@ namespace MediaBrowser.Providers.Music
             if (!item.AlbumArtists.SequenceEqual(artists, StringComparer.OrdinalIgnoreCase))
             {
                 item.AlbumArtists = artists;
-                updateType = updateType | ItemUpdateType.MetadataEdit;
+                updateType |= ItemUpdateType.MetadataEdit;
             }
 
             return updateType;
@@ -100,7 +100,7 @@ namespace MediaBrowser.Providers.Music
             if (!item.Artists.SequenceEqual(artists, StringComparer.OrdinalIgnoreCase))
             {
                 item.Artists = artists;
-                updateType = updateType | ItemUpdateType.MetadataEdit;
+                updateType |= ItemUpdateType.MetadataEdit;
             }
 
             return updateType;
diff --git a/MediaBrowser.Providers/Music/ImvdbId.cs b/MediaBrowser.Providers/Music/ImvdbId.cs
index a1726b996..ed69f369c 100644
--- a/MediaBrowser.Providers/Music/ImvdbId.cs
+++ b/MediaBrowser.Providers/Music/ImvdbId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => null;
 
         /// <inheritdoc />
-        public string UrlFormatString => null;
+        public string? UrlFormatString => null;
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Playlists/PlaylistItemsProvider.cs b/MediaBrowser.Providers/Playlists/PlaylistItemsProvider.cs
index 067d585cb..8baca30c6 100644
--- a/MediaBrowser.Providers/Playlists/PlaylistItemsProvider.cs
+++ b/MediaBrowser.Providers/Playlists/PlaylistItemsProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumExternalId.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumExternalId.cs
index 138cfef19..3a400575b 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Plugins.AudioDb
         public ExternalIdMediaType? Type => null;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.theaudiodb.com/album/{0}";
+        public string? UrlFormatString => "https://www.theaudiodb.com/album/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is MusicAlbum;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumImageProvider.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumImageProvider.cs
index 81bbc26b8..ad0247fb2 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System.Collections.Generic;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumProvider.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumProvider.cs
index ebdcb94eb..43f30824b 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumProvider.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbAlbumProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1002, CS1591, SA1300
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistExternalId.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistExternalId.cs
index 8aceb48c0..b9e57eb26 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Plugins.AudioDb
         public ExternalIdMediaType? Type => ExternalIdMediaType.Artist;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.theaudiodb.com/artist/{0}";
+        public string? UrlFormatString => "https://www.theaudiodb.com/artist/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is MusicArtist;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistImageProvider.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistImageProvider.cs
index 3ffdcdbeb..9c2447660 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System.Collections.Generic;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistProvider.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistProvider.cs
index 321013b17..538dc67c4 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistProvider.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbArtistProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CA1034, CS1591, CA1002, SA1028, SA1300
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherAlbumExternalId.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherAlbumExternalId.cs
index 014481da2..f8f6253ff 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherAlbumExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherAlbumExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Plugins.AudioDb
         public ExternalIdMediaType? Type => ExternalIdMediaType.Album;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.theaudiodb.com/album/{0}";
+        public string? UrlFormatString => "https://www.theaudiodb.com/album/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherArtistExternalId.cs b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherArtistExternalId.cs
index 787539104..fd598c918 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherArtistExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/AudioDbOtherArtistExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.Plugins.AudioDb
         public ExternalIdMediaType? Type => ExternalIdMediaType.OtherArtist;
 
         /// <inheritdoc />
-        public string UrlFormatString => "https://www.theaudiodb.com/artist/{0}";
+        public string? UrlFormatString => "https://www.theaudiodb.com/artist/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio || item is MusicAlbum;
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/Configuration/PluginConfiguration.cs b/MediaBrowser.Providers/Plugins/AudioDb/Configuration/PluginConfiguration.cs
index 664474dcd..d61ec6cb1 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/Configuration/PluginConfiguration.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/Configuration/PluginConfiguration.cs
@@ -1,4 +1,4 @@
-#pragma warning disable CS1591
+#pragma warning disable CS1591
 
 using MediaBrowser.Model.Plugins;
 
diff --git a/MediaBrowser.Providers/Plugins/AudioDb/Plugin.cs b/MediaBrowser.Providers/Plugins/AudioDb/Plugin.cs
index ba0d7b569..6c2ad0573 100644
--- a/MediaBrowser.Providers/Plugins/AudioDb/Plugin.cs
+++ b/MediaBrowser.Providers/Plugins/AudioDb/Plugin.cs
@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/Configuration/PluginConfiguration.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/Configuration/PluginConfiguration.cs
index 0cec9e359..9c27bd7d3 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/Configuration/PluginConfiguration.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/Configuration/PluginConfiguration.cs
@@ -1,4 +1,4 @@
-#pragma warning disable CS1591
+#pragma warning disable CS1591
 
 using MediaBrowser.Model.Plugins;
 
@@ -12,24 +12,13 @@ namespace MediaBrowser.Providers.Plugins.MusicBrainz
 
         public string Server
         {
-            get
-            {
-                return _server;
-            }
-
-            set
-            {
-                _server = value.TrimEnd('/');
-            }
+            get => _server;
+            set => _server = value.TrimEnd('/');
         }
 
         public long RateLimit
         {
-            get
-            {
-                return _rateLimit;
-            }
-
+            get => _rateLimit;
             set
             {
                 if (value < Plugin.DefaultRateLimit && _server == Plugin.DefaultServer)
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumArtistExternalId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumArtistExternalId.cs
index 1b37e2a60..c54cdda3d 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumArtistExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumArtistExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.AlbumArtist;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumExternalId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumExternalId.cs
index ef095111a..8f7fadd06 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.Album;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/release/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/release/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio || item is MusicAlbum;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumProvider.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumProvider.cs
index 93f8902de..5559b9db6 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumProvider.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzAlbumProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591, SA1401
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistExternalId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistExternalId.cs
index d654e1372..941ffea72 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.Artist;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is MusicArtist;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistProvider.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistProvider.cs
index 7cff5f595..1feb7f4ea 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistProvider.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzArtistProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzOtherArtistExternalId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzOtherArtistExternalId.cs
index f889a34b5..05db2d98f 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzOtherArtistExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzOtherArtistExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.OtherArtist;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/artist/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio || item is MusicAlbum;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzReleaseGroupExternalId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzReleaseGroupExternalId.cs
index 53783d2c0..acb652fe0 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzReleaseGroupExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzReleaseGroupExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.ReleaseGroup;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/release-group/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/release-group/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio || item is MusicAlbum;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzTrackId.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzTrackId.cs
index 627f8f098..14805b9b7 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzTrackId.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/MusicBrainzTrackId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Music
         public ExternalIdMediaType? Type => ExternalIdMediaType.Track;
 
         /// <inheritdoc />
-        public string UrlFormatString => Plugin.Instance.Configuration.Server + "/track/{0}";
+        public string? UrlFormatString => Plugin.Instance.Configuration.Server + "/track/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Audio;
diff --git a/MediaBrowser.Providers/Plugins/MusicBrainz/Plugin.cs b/MediaBrowser.Providers/Plugins/MusicBrainz/Plugin.cs
index 69b69be42..cfa10dd64 100644
--- a/MediaBrowser.Providers/Plugins/MusicBrainz/Plugin.cs
+++ b/MediaBrowser.Providers/Plugins/MusicBrainz/Plugin.cs
@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/Configuration/PluginConfiguration.cs b/MediaBrowser.Providers/Plugins/Omdb/Configuration/PluginConfiguration.cs
index 196f14e7c..099547005 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/Configuration/PluginConfiguration.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/Configuration/PluginConfiguration.cs
@@ -1,4 +1,4 @@
-#pragma warning disable CS1591
+#pragma warning disable CS1591
 
 using MediaBrowser.Model.Plugins;
 
diff --git a/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableInt32Converter.cs b/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableInt32Converter.cs
index 19d90b9a1..8bfdc461e 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableInt32Converter.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableInt32Converter.cs
@@ -1,5 +1,3 @@
-#nullable enable
-
 using System;
 using System.ComponentModel;
 using System.Text.Json;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableStringConverter.cs b/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableStringConverter.cs
index c19589d45..f35880a04 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableStringConverter.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/JsonOmdbNotAvailableStringConverter.cs
@@ -1,5 +1,3 @@
-#nullable enable
-
 using System;
 using System.Text.Json;
 using System.Text.Json.Serialization;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/OmdbEpisodeProvider.cs b/MediaBrowser.Providers/Plugins/Omdb/OmdbEpisodeProvider.cs
index 24ef80a35..f67ac6ede 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/OmdbEpisodeProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/OmdbEpisodeProvider.cs
@@ -61,7 +61,7 @@ namespace MediaBrowser.Providers.Plugins.Omdb
                 return result;
             }
 
-            if (info.SeriesProviderIds.TryGetValue(MetadataProvider.Imdb.ToString(), out string seriesImdbId) && !string.IsNullOrEmpty(seriesImdbId))
+            if (info.SeriesProviderIds.TryGetValue(MetadataProvider.Imdb.ToString(), out string? seriesImdbId) && !string.IsNullOrEmpty(seriesImdbId))
             {
                 if (info.IndexNumber.HasValue && info.ParentIndexNumber.HasValue)
                 {
diff --git a/MediaBrowser.Providers/Plugins/Omdb/OmdbImageProvider.cs b/MediaBrowser.Providers/Plugins/Omdb/OmdbImageProvider.cs
index df67aff31..fa82089c8 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/OmdbImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/OmdbImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System.Collections.Generic;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/OmdbItemProvider.cs b/MediaBrowser.Providers/Plugins/Omdb/OmdbItemProvider.cs
index 02e696de5..2409993a2 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/OmdbItemProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/OmdbItemProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591, SA1300
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/OmdbProvider.cs b/MediaBrowser.Providers/Plugins/Omdb/OmdbProvider.cs
index b2bc58eea..816a882b4 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/OmdbProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/OmdbProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS159, SA1300
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Omdb/Plugin.cs b/MediaBrowser.Providers/Plugins/Omdb/Plugin.cs
index 047df4f33..a0fba48f0 100644
--- a/MediaBrowser.Providers/Plugins/Omdb/Plugin.cs
+++ b/MediaBrowser.Providers/Plugins/Omdb/Plugin.cs
@@ -1,3 +1,4 @@
+#nullable disable
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetExternalId.cs b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetExternalId.cs
index 1f7ec6433..3217ac2f1 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetExternalId.cs
@@ -21,7 +21,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.BoxSets
         public ExternalIdMediaType? Type => ExternalIdMediaType.BoxSet;
 
         /// <inheritdoc />
-        public string UrlFormatString => TmdbUtils.BaseTmdbUrl + "collection/{0}";
+        public string? UrlFormatString => TmdbUtils.BaseTmdbUrl + "collection/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetImageProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetImageProvider.cs
index fc6af0b34..35dc36811 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetProvider.cs
index 5dd1f0b73..62bc9c65f 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/BoxSets/TmdbBoxSetProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieExternalId.cs b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieExternalId.cs
index f1a1b65d8..31310a8d4 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieExternalId.cs
@@ -21,7 +21,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.Movies
         public ExternalIdMediaType? Type => ExternalIdMediaType.Movie;
 
         /// <inheritdoc />
-        public string UrlFormatString => TmdbUtils.BaseTmdbUrl + "movie/{0}";
+        public string? UrlFormatString => TmdbUtils.BaseTmdbUrl + "movie/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieImageProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieImageProvider.cs
index d3cef49d8..015eddc1a 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieProvider.cs
index 54f8d450a..9dd067856 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/Movies/TmdbMovieProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonExternalId.cs b/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonExternalId.cs
index de74a7a4c..9804d60bd 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.People
         public ExternalIdMediaType? Type => ExternalIdMediaType.Person;
 
         /// <inheritdoc />
-        public string UrlFormatString => TmdbUtils.BaseTmdbUrl + "person/{0}";
+        public string? UrlFormatString => TmdbUtils.BaseTmdbUrl + "person/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonProvider.cs
index dac118388..8790e3759 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/People/TmdbPersonProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/Plugin.cs b/MediaBrowser.Providers/Plugins/Tmdb/Plugin.cs
index ea81eb96e..4adde8366 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/Plugin.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/Plugin.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using MediaBrowser.Common.Configuration;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeImageProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeImageProvider.cs
index 45e18c0ac..eb75e9405 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeImageProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeProvider.cs
index 8ec8f6464..3f826843a 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbEpisodeProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeasonProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeasonProvider.cs
index 66e30115d..4ac889680 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeasonProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeasonProvider.cs
@@ -33,7 +33,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.TV
         {
             var result = new MetadataResult<Season>();
 
-            info.SeriesProviderIds.TryGetValue(MetadataProvider.Tmdb.ToString(), out string seriesTmdbId);
+            info.SeriesProviderIds.TryGetValue(MetadataProvider.Tmdb.ToString(), out string? seriesTmdbId);
 
             var seasonNumber = info.IndexNumber;
 
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesExternalId.cs b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesExternalId.cs
index 6ecc055d7..8a2be80cd 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesExternalId.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesExternalId.cs
@@ -20,7 +20,7 @@ namespace MediaBrowser.Providers.Plugins.Tmdb.TV
         public ExternalIdMediaType? Type => ExternalIdMediaType.Series;
 
         /// <inheritdoc />
-        public string UrlFormatString => TmdbUtils.BaseTmdbUrl + "tv/{0}";
+        public string? UrlFormatString => TmdbUtils.BaseTmdbUrl + "tv/{0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item)
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesProvider.cs b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesProvider.cs
index da76345b5..feda15cf7 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesProvider.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TV/TmdbSeriesProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TmdbClientManager.cs b/MediaBrowser.Providers/Plugins/Tmdb/TmdbClientManager.cs
index 5bd5dd2e8..74be4c793 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TmdbClientManager.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TmdbClientManager.cs
@@ -1,4 +1,6 @@
-using System;
+#nullable disable
+
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Threading;
diff --git a/MediaBrowser.Providers/Plugins/Tmdb/TmdbUtils.cs b/MediaBrowser.Providers/Plugins/Tmdb/TmdbUtils.cs
index b713736a0..58ab9f547 100644
--- a/MediaBrowser.Providers/Plugins/Tmdb/TmdbUtils.cs
+++ b/MediaBrowser.Providers/Plugins/Tmdb/TmdbUtils.cs
@@ -1,5 +1,3 @@
-#nullable enable
-
 using System;
 using System.Collections.Generic;
 using System.Text.RegularExpressions;
diff --git a/MediaBrowser.Providers/Studios/StudiosImageProvider.cs b/MediaBrowser.Providers/Studios/StudiosImageProvider.cs
index a1873eaae..7f1665532 100644
--- a/MediaBrowser.Providers/Studios/StudiosImageProvider.cs
+++ b/MediaBrowser.Providers/Studios/StudiosImageProvider.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
diff --git a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs
index 73f9d7b62..c2b420c33 100644
--- a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs
+++ b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System;
@@ -21,7 +23,6 @@ using MediaBrowser.Model.Globalization;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Providers;
 using Microsoft.Extensions.Logging;
-using static MediaBrowser.Model.IO.IODefaults;
 
 namespace MediaBrowser.Providers.Subtitles
 {
diff --git a/MediaBrowser.Providers/TV/SeasonMetadataService.cs b/MediaBrowser.Providers/TV/SeasonMetadataService.cs
index 0f22f8a9b..b173fc7a3 100644
--- a/MediaBrowser.Providers/TV/SeasonMetadataService.cs
+++ b/MediaBrowser.Providers/TV/SeasonMetadataService.cs
@@ -42,7 +42,7 @@ namespace MediaBrowser.Providers.TV
                 if (!string.Equals(item.Name, seasonZeroDisplayName, StringComparison.OrdinalIgnoreCase))
                 {
                     item.Name = seasonZeroDisplayName;
-                    updatedType = updatedType | ItemUpdateType.MetadataEdit;
+                    updatedType |= ItemUpdateType.MetadataEdit;
                 }
             }
 
diff --git a/MediaBrowser.Providers/TV/SeriesMetadataService.cs b/MediaBrowser.Providers/TV/SeriesMetadataService.cs
index dcb693408..9d223b4b6 100644
--- a/MediaBrowser.Providers/TV/SeriesMetadataService.cs
+++ b/MediaBrowser.Providers/TV/SeriesMetadataService.cs
@@ -1,3 +1,5 @@
+#nullable disable
+
 #pragma warning disable CS1591
 
 using System.Collections.Generic;
diff --git a/MediaBrowser.Providers/TV/Zap2ItExternalId.cs b/MediaBrowser.Providers/TV/Zap2ItExternalId.cs
index 3cb18e424..087e4036a 100644
--- a/MediaBrowser.Providers/TV/Zap2ItExternalId.cs
+++ b/MediaBrowser.Providers/TV/Zap2ItExternalId.cs
@@ -19,7 +19,7 @@ namespace MediaBrowser.Providers.TV
         public ExternalIdMediaType? Type => null;
 
         /// <inheritdoc />
-        public string UrlFormatString => "http://tvlistings.zap2it.com/overview.html?programSeriesId={0}";
+        public string? UrlFormatString => "http://tvlistings.zap2it.com/overview.html?programSeriesId={0}";
 
         /// <inheritdoc />
         public bool Supports(IHasProviderIds item) => item is Series;