1 files changed, 6 insertions, 19 deletions

diff --git a/Emby.Server.Implementations/Playlists/PlaylistManager.cs b/Emby.Server.Implementations/Playlists/PlaylistManager.cs
index 409414139c..8208c85222 100644
--- a/Emby.Server.Implementations/Playlists/PlaylistManager.cs
+++ b/Emby.Server.Implementations/Playlists/PlaylistManager.cs
@@ -219,28 +219,15 @@ namespace Emby.Server.Implementations.Playlists
             var playlist = _libraryManager.GetItemById(playlistId) as Playlist
                 ?? throw new ArgumentException("No Playlist exists with Id " + playlistId);
 
-            // Retrieve all the items to be added to the playlist
+            // Retrieve all the items to be added to the playlist.
             var newItems = GetPlaylistItems(newItemIds, user, options)
                 .Where(i => i.SupportsAddingToPlaylist);
 
-            // Filter out duplicate items
-            var existingIds = playlist.LinkedChildren.Select(c => c.ItemId).ToHashSet();
-            newItems = newItems
-                .Where(i => !existingIds.Contains(i.Id))
-                .Distinct();
-
             // Create a list of the new linked children to add to the playlist
             var childrenToAdd = newItems
                 .Select(LinkedChild.Create)
                 .ToList();
 
-            // Log duplicates that have been ignored, if any
-            int numDuplicates = newItemIds.Count - childrenToAdd.Count;
-            if (numDuplicates > 0)
-            {
-                _logger.LogWarning("Ignored adding {DuplicateCount} duplicate items to playlist {PlaylistName}.", numDuplicates, playlist.Name);
-            }
-
             // Do nothing else if there are no items to add to the playlist
             if (childrenToAdd.Count == 0)
             {
@@ -384,7 +371,7 @@ namespace Emby.Server.Implementations.Playlists
             if (extension.Equals(".wpl", StringComparison.OrdinalIgnoreCase))
             {
                 var playlist = new WplPlaylist();
-                foreach (var child in item.GetLinkedChildren())
+                foreach (var child in item.GetLinkedChildren(DtoOptions.StoredColumnsOnly))
                 {
                     var entry = new WplPlaylistEntry()
                     {
@@ -417,7 +404,7 @@ namespace Emby.Server.Implementations.Playlists
             else if (extension.Equals(".zpl", StringComparison.OrdinalIgnoreCase))
             {
                 var playlist = new ZplPlaylist();
-                foreach (var child in item.GetLinkedChildren())
+                foreach (var child in item.GetLinkedChildren(DtoOptions.StoredColumnsOnly))
                 {
                     var entry = new ZplPlaylistEntry()
                     {
@@ -453,7 +440,7 @@ namespace Emby.Server.Implementations.Playlists
                 {
                     IsExtended = true
                 };
-                foreach (var child in item.GetLinkedChildren())
+                foreach (var child in item.GetLinkedChildren(DtoOptions.StoredColumnsOnly))
                 {
                     var entry = new M3uPlaylistEntry()
                     {
@@ -485,7 +472,7 @@ namespace Emby.Server.Implementations.Playlists
                     IsExtended = true
                 };
 
-                foreach (var child in item.GetLinkedChildren())
+                foreach (var child in item.GetLinkedChildren(DtoOptions.StoredColumnsOnly))
                 {
                     var entry = new M3uPlaylistEntry()
                     {
@@ -513,7 +500,7 @@ namespace Emby.Server.Implementations.Playlists
             else if (extension.Equals(".pls", StringComparison.OrdinalIgnoreCase))
             {
                 var playlist = new PlsPlaylist();
-                foreach (var child in item.GetLinkedChildren())
+                foreach (var child in item.GetLinkedChildren(DtoOptions.StoredColumnsOnly))
                 {
                     var entry = new PlsPlaylistEntry()
                     {