From ae8f6967d7121a6cb00919d13ebdd067af7b3430 Mon Sep 17 00:00:00 2001
From: CloneWith <clonewith@qq.com>
Date: Wed, 1 Jan 2025 23:44:08 +0800
Subject: [PATCH] Restore to the last available wiki page after changing UI
 language

---
 osu.Game/Overlays/WikiOverlay.cs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/osu.Game/Overlays/WikiOverlay.cs b/osu.Game/Overlays/WikiOverlay.cs
index 5149792bbb..31485e56ac 100644
--- a/osu.Game/Overlays/WikiOverlay.cs
+++ b/osu.Game/Overlays/WikiOverlay.cs
@@ -38,6 +38,8 @@ namespace osu.Game.Overlays
 
         private bool displayUpdateRequired = true;
 
+        private string lastValidPath = INDEX_PATH;
+
         public WikiOverlay()
             : base(OverlayColourScheme.Orange, false)
         {
@@ -145,12 +147,13 @@ namespace osu.Game.Overlays
         private void onLangChanged(ValueChangedEvent<Language> e)
         {
             // Path unmodified, just reload the page with new language value.
-            loadPage(path.Value, e.NewValue);
+            loadPage(path.Value == "error" ? lastValidPath : path.Value, e.NewValue);
         }
 
         private void onSuccess(APIWikiPage response)
         {
             wikiData.Value = response;
+            lastValidPath = response.Path;
             path.Value = response.Path;
 
             if (response.Layout.Equals(INDEX_PATH, StringComparison.OrdinalIgnoreCase))