From 7717d2e26171d9d932cba66a2813b7c0d02869e2 Mon Sep 17 00:00:00 2001
From: Tobias Kloy <tobias.kloy@werde-volunteer.info>
Date: Mon, 10 Feb 2025 23:33:25 +0100
Subject: [PATCH] Avoid multiple enumerations

---
 Emby.Server.Implementations/Library/LibraryManager.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Emby.Server.Implementations/Library/LibraryManager.cs b/Emby.Server.Implementations/Library/LibraryManager.cs
index 6a19a41cd6..c6b8501cbc 100644
--- a/Emby.Server.Implementations/Library/LibraryManager.cs
+++ b/Emby.Server.Implementations/Library/LibraryManager.cs
@@ -2721,9 +2721,11 @@ namespace Emby.Server.Implementations.Library
                 if (current.IsDirectory && _namingOptions.AllExtrasTypesFolderNames.ContainsKey(current.Name))
                 {
                     var filesInSubFolder = _fileSystem.GetFiles(current.FullName, null, false, false);
-                    bool subFolderIsMixedFolder = filesInSubFolder.Count() > 1;
+                    var filesInSubFolderList = filesInSubFolder.ToList();
 
-                    foreach (var file in filesInSubFolder)
+                    bool subFolderIsMixedFolder = filesInSubFolderList.Count > 1;
+
+                    foreach (var file in filesInSubFolderList)
                     {
                         if (!_extraResolver.TryGetExtraTypeForOwner(file.FullName, ownerVideoInfo, out var extraType))
                         {