From 3da21e596af9f376bc54eb8259bd8e0fc533d90f Mon Sep 17 00:00:00 2001
From: Dean Herbert <pe@ppy.sh>
Date: Mon, 21 Nov 2022 16:06:36 +0900
Subject: [PATCH] Add support for storyboards with incorrect path
 specifications (`\\` instead of `\`)

Closes https://github.com/ppy/osu/issues/21204.
---
 osu.Game/Beatmaps/Formats/LegacyDecoder.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Beatmaps/Formats/LegacyDecoder.cs b/osu.Game/Beatmaps/Formats/LegacyDecoder.cs
index 6991500df5..a4e15f790a 100644
--- a/osu.Game/Beatmaps/Formats/LegacyDecoder.cs
+++ b/osu.Game/Beatmaps/Formats/LegacyDecoder.cs
@@ -147,7 +147,11 @@ namespace osu.Game.Beatmaps.Formats
             );
         }
 
-        protected string CleanFilename(string path) => path.Trim('"').ToStandardisedPath();
+        protected string CleanFilename(string path) => path
+                                                       // User error which is supported by stable (https://github.com/ppy/osu/issues/21204)
+                                                       .Replace(@"\\", @"\")
+                                                       .Trim('"')
+                                                       .ToStandardisedPath();
 
         public enum Section
         {