From d0a8445f763e654b3cd75a6c784c04dfde3f27a1 Mon Sep 17 00:00:00 2001
From: theguymadmax <theguymadmax@proton.me>
Date: Fri, 12 Jun 2026 11:44:26 -0400
Subject: Fix duplicate key collision

---
 MediaBrowser.MediaEncoding/Probing/FFProbeHelpers.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/MediaBrowser.MediaEncoding/Probing/FFProbeHelpers.cs b/MediaBrowser.MediaEncoding/Probing/FFProbeHelpers.cs
index 975c2b8161..fa2085ca6f 100644
--- a/MediaBrowser.MediaEncoding/Probing/FFProbeHelpers.cs
+++ b/MediaBrowser.MediaEncoding/Probing/FFProbeHelpers.cs
@@ -76,7 +76,13 @@ namespace MediaBrowser.MediaEncoding.Probing
         /// <returns>Dictionary{System.StringSystem.String}.</returns>
         private static Dictionary<string, string?> ConvertDictionaryToCaseInsensitive(IReadOnlyDictionary<string, string?> dict)
         {
-            return new Dictionary<string, string?>(dict, StringComparer.OrdinalIgnoreCase);
+            var result = new Dictionary<string, string?>(dict.Count, StringComparer.OrdinalIgnoreCase);
+            foreach (var (key, value) in dict)
+            {
+                result.TryAdd(key, value);
+            }
+
+            return result;
         }
     }
 }
-- 
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