From d7f628677e45cca6a4c34b57ff37a4d81e19277f Mon Sep 17 00:00:00 2001
From: Bond-009 <bond.009@outlook.com>
Date: Mon, 17 Nov 2025 14:09:03 -0500
Subject: [PATCH] Backport pull request #15466 from jellyfin/release-10.11.z

Don't error out when searching for marker files fails

Original-merge: f4a846aa4dcffb3be7b701f806b24cb8dd6b7c5d

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Bond_009 <bond.009@outlook.com>
---
 .../AppBase/BaseApplicationPaths.cs                | 14 ++++++++++++--
 .../Configuration/IApplicationPaths.cs             |  4 ++--
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs b/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
index c69bcfef78..de722332a4 100644
--- a/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
+++ b/Emby.Server.Implementations/AppBase/BaseApplicationPaths.cs
@@ -107,10 +107,20 @@ namespace Emby.Server.Implementations.AppBase
 
         private void CheckOrCreateMarker(string path, string markerName, bool recursive = false)
         {
-            var otherMarkers = GetMarkers(path, recursive).FirstOrDefault(e => Path.GetFileName(e) != markerName);
+            string? otherMarkers = null;
+            try
+            {
+                otherMarkers = GetMarkers(path, recursive).FirstOrDefault(e => !Path.GetFileName(e.AsSpan()).Equals(markerName, StringComparison.OrdinalIgnoreCase));
+            }
+            catch
+            {
+                // Error while checking for marker files, assume none exist and keep going
+                // TODO: add some logging
+            }
+
             if (otherMarkers is not null)
             {
-                throw new InvalidOperationException($"Exepected to find only {markerName} but found marker for {otherMarkers}.");
+                throw new InvalidOperationException($"Expected to find only {markerName} but found marker for {otherMarkers}.");
             }
 
             var markerPath = Path.Combine(path, markerName);
diff --git a/MediaBrowser.Common/Configuration/IApplicationPaths.cs b/MediaBrowser.Common/Configuration/IApplicationPaths.cs
index 6d1a72b042..3a61974901 100644
--- a/MediaBrowser.Common/Configuration/IApplicationPaths.cs
+++ b/MediaBrowser.Common/Configuration/IApplicationPaths.cs
@@ -103,11 +103,11 @@ namespace MediaBrowser.Common.Configuration
         void MakeSanityCheckOrThrow();
 
         /// <summary>
-        /// Checks and creates the given path and adds it with a marker file if non existant.
+        /// Checks and creates the given path and adds it with a marker file if non existent.
         /// </summary>
         /// <param name="path">The path to check.</param>
         /// <param name="markerName">The common marker file name.</param>
-        /// <param name="recursive">Check for other settings paths recursivly.</param>
+        /// <param name="recursive">Check for other settings paths recursively.</param>
         void CreateAndCheckMarker(string path, string markerName, bool recursive = false);
     }
 }