From d276e0f8f4b63d2fa8eda8208d8db15600d57a71 Mon Sep 17 00:00:00 2001
From: Mark Monteiro <marknr.monteiro@protonmail.com>
Date: Wed, 11 Mar 2020 23:26:55 +0100
Subject: [PATCH] Use Distinct() to filter out duplicates when adding items to
 playlist

---
 Emby.Server.Implementations/Playlists/PlaylistManager.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Emby.Server.Implementations/Playlists/PlaylistManager.cs b/Emby.Server.Implementations/Playlists/PlaylistManager.cs
index 0864169ce..5363a4b33 100644
--- a/Emby.Server.Implementations/Playlists/PlaylistManager.cs
+++ b/Emby.Server.Implementations/Playlists/PlaylistManager.cs
@@ -202,8 +202,7 @@ namespace Emby.Server.Implementations.Playlists
             var existingIds = playlist.LinkedChildren.Select(c => c.ItemId).ToHashSet();
             var uniqueItems = items
                 .Where(i => !existingIds.Contains(i.Id))
-                .GroupBy(i => i.Id)
-                .Select(group => group.First())
+                .Distinct()
                 .Select(i => LinkedChild.Create(i))
                 .ToList();