3 files changed, 28 insertions, 4 deletions
diff --git a/MediaBrowser.Controller/Entities/Audio/Audio.cs b/MediaBrowser.Controller/Entities/Audio/Audio.cs
index 06710b030..b3df34c4d 100644
--- a/MediaBrowser.Controller/Entities/Audio/Audio.cs
+++ b/MediaBrowser.Controller/Entities/Audio/Audio.cs
@@ -26,8 +26,6 @@ namespace MediaBrowser.Controller.Entities.Audio
     {
         public List<ChannelMediaInfo> ChannelMediaSources { get; set; }
 
-        public long? Size { get; set; }
-        public string Container { get; set; }
         public int? TotalBitrate { get; set; }
         public ExtraType? ExtraType { get; set; }
 
diff --git a/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs b/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
index c1743c749..6790a1bcf 100644
--- a/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
+++ b/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
@@ -9,6 +9,7 @@ using System.Linq;
 using System.Runtime.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using MediaBrowser.Common.Extensions;
 
 namespace MediaBrowser.Controller.Entities.Audio
 {
@@ -79,6 +80,15 @@ namespace MediaBrowser.Controller.Entities.Audio
             }
         }
 
+        public override int GetChildCount(User user)
+        {
+            if (IsAccessedByName)
+            {
+                return 0;
+            }
+            return base.GetChildCount(user);
+        }
+
         public override bool IsSaveLocalMetadataEnabled()
         {
             if (IsAccessedByName)
@@ -156,10 +166,17 @@ namespace MediaBrowser.Controller.Entities.Audio
                 list.Add("Artist-Musicbrainz-" + id);
             }
 
-            list.Add("Artist-" + item.Name);
+            list.Add("Artist-" + (item.Name ?? string.Empty).RemoveDiacritics());
             return list;
         }
 
+        public override string PresentationUniqueKey
+        {
+            get
+            {
+                return "Artist-" + (Name ?? string.Empty).RemoveDiacritics();
+            }
+        }
         protected override bool GetBlockUnratedValue(UserPolicy config)
         {
             return config.BlockUnratedItems.Contains(UnratedItem.Music);
diff --git a/MediaBrowser.Controller/Entities/Audio/MusicGenre.cs b/MediaBrowser.Controller/Entities/Audio/MusicGenre.cs
index 77cf0cc49..798bc79fb 100644
--- a/MediaBrowser.Controller/Entities/Audio/MusicGenre.cs
+++ b/MediaBrowser.Controller/Entities/Audio/MusicGenre.cs
@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Runtime.Serialization;
+using MediaBrowser.Common.Extensions;
 
 namespace MediaBrowser.Controller.Entities.Audio
 {
@@ -14,10 +15,18 @@ namespace MediaBrowser.Controller.Entities.Audio
         {
             var list = base.GetUserDataKeys();
 
-            list.Insert(0, "MusicGenre-" + Name);
+            list.Insert(0, GetType().Name + "-" + (Name ?? string.Empty).RemoveDiacritics());
             return list;
         }
 
+        public override string PresentationUniqueKey
+        {
+            get
+            {
+                return GetUserDataKeys()[0];
+            }
+        }
+
         [IgnoreDataMember]
         public override bool SupportsAddingToPlaylist
         {