6 files changed, 17 insertions, 20 deletions
diff --git a/Jellyfin.Api/Controllers/ConfigurationController.cs b/Jellyfin.Api/Controllers/ConfigurationController.cs
index 049a4bed7b..b6309baab0 100644
--- a/Jellyfin.Api/Controllers/ConfigurationController.cs
+++ b/Jellyfin.Api/Controllers/ConfigurationController.cs
@@ -1,3 +1,4 @@
+using System;
 using System.ComponentModel.DataAnnotations;
 using System.Net.Mime;
 using System.Text.Json;
@@ -94,6 +95,11 @@ namespace Jellyfin.Api.Controllers
         {
             var configurationType = _configurationManager.GetConfigurationType(key);
             var configuration = await JsonSerializer.DeserializeAsync(Request.Body, configurationType, _serializerOptions).ConfigureAwait(false);
+            if (configuration == null)
+            {
+                throw new ArgumentException("Body doesn't contain a valid configuration");
+            }
+
             _configurationManager.SaveConfiguration(key, configuration);
             return NoContent();
         }
diff --git a/Jellyfin.Api/Controllers/LibraryController.cs b/Jellyfin.Api/Controllers/LibraryController.cs
index 1d4bbe61e8..4ed15e1d51 100644
--- a/Jellyfin.Api/Controllers/LibraryController.cs
+++ b/Jellyfin.Api/Controllers/LibraryController.cs
@@ -600,7 +600,7 @@ namespace Jellyfin.Api.Controllers
         {
             foreach (var item in dto.Updates)
             {
-                _libraryMonitor.ReportFileSystemChanged(item.Path);
+                _libraryMonitor.ReportFileSystemChanged(item.Path ?? throw new ArgumentException("Item path can't be null."));
             }
 
             return NoContent();
diff --git a/Jellyfin.Api/Controllers/MoviesController.cs b/Jellyfin.Api/Controllers/MoviesController.cs
index d0a2358ae2..010a3b19a7 100644
--- a/Jellyfin.Api/Controllers/MoviesController.cs
+++ b/Jellyfin.Api/Controllers/MoviesController.cs
@@ -18,6 +18,7 @@ using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Querying;
 using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 
 namespace Jellyfin.Api.Controllers
@@ -300,9 +301,8 @@ namespace Jellyfin.Api.Controllers
 
         private IEnumerable<string> GetActors(IEnumerable<BaseItem> items)
         {
-            var people = _libraryManager.GetPeople(new InternalPeopleQuery
+            var people = _libraryManager.GetPeople(new InternalPeopleQuery(Array.Empty<string>(), new[] { PersonType.Director })
             {
-                ExcludePersonTypes = new[] { PersonType.Director },
                 MaxListOrder = 3
             });
 
@@ -316,10 +316,9 @@ namespace Jellyfin.Api.Controllers
 
         private IEnumerable<string> GetDirectors(IEnumerable<BaseItem> items)
         {
-            var people = _libraryManager.GetPeople(new InternalPeopleQuery
-            {
-                PersonTypes = new[] { PersonType.Director }
-            });
+            var people = _libraryManager.GetPeople(new InternalPeopleQuery(
+                new[] { PersonType.Director },
+                Array.Empty<string>()));
 
             var itemIds = items.Select(i => i.Id).ToList();
 
diff --git a/Jellyfin.Api/Controllers/PersonsController.cs b/Jellyfin.Api/Controllers/PersonsController.cs
index 70a94e27cb..b98307f879 100644
--- a/Jellyfin.Api/Controllers/PersonsController.cs
+++ b/Jellyfin.Api/Controllers/PersonsController.cs
@@ -94,10 +94,10 @@ namespace Jellyfin.Api.Controllers
             }
 
             var isFavoriteInFilters = filters.Any(f => f == ItemFilter.IsFavorite);
-            var peopleItems = _libraryManager.GetPeopleItems(new InternalPeopleQuery
+            var peopleItems = _libraryManager.GetPeopleItems(new InternalPeopleQuery(
+                personTypes,
+                excludePersonTypes)
             {
-                PersonTypes = personTypes,
-                ExcludePersonTypes = excludePersonTypes,
                 NameContains = searchTerm,
                 User = user,
                 IsFavorite = !isFavorite.HasValue && isFavoriteInFilters ? true : isFavorite,
diff --git a/Jellyfin.Api/Controllers/PluginsController.cs b/Jellyfin.Api/Controllers/PluginsController.cs
index adec86a102..7a61307195 100644
--- a/Jellyfin.Api/Controllers/PluginsController.cs
+++ b/Jellyfin.Api/Controllers/PluginsController.cs
@@ -207,12 +207,7 @@ namespace Jellyfin.Api.Controllers
             var plugins = _pluginManager.Plugins.Where(p => p.Id.Equals(pluginId));
 
             // Select the un-instanced one first.
-            var plugin = plugins.FirstOrDefault(p => p.Instance == null);
-            if (plugin == null)
-            {
-                // Then by the status.
-                plugin = plugins.OrderBy(p => p.Manifest.Status).FirstOrDefault();
-            }
+            var plugin = plugins.FirstOrDefault(p => p.Instance == null) ?? plugins.OrderBy(p => p.Manifest.Status).FirstOrDefault();
 
             if (plugin != null)
             {
diff --git a/Jellyfin.Api/Controllers/SearchController.cs b/Jellyfin.Api/Controllers/SearchController.cs
index 6c22050a79..73bdf90182 100644
--- a/Jellyfin.Api/Controllers/SearchController.cs
+++ b/Jellyfin.Api/Controllers/SearchController.cs
@@ -228,10 +228,7 @@ namespace Jellyfin.Api.Controllers
                 itemWithImage = GetParentWithImage<Series>(item, ImageType.Thumb);
             }
 
-            if (itemWithImage == null)
-            {
-                itemWithImage = GetParentWithImage<BaseItem>(item, ImageType.Thumb);
-            }
+            itemWithImage ??= GetParentWithImage<BaseItem>(item, ImageType.Thumb);
 
             if (itemWithImage != null)
             {