Don't allow opening the editor with an auto-imported map.

fluXis.Game/Graphics/UserInterface/Panel/SingleButtonPanel.cs

@@ -0,0 +1,19 @@
+using fluXis.Game.Graphics.UserInterface.Buttons;
+using fluXis.Game.Graphics.UserInterface.Buttons.Presets;
+using osu.Framework.Graphics.Sprites;
+
+namespace fluXis.Game.Graphics.UserInterface.Panel;
+
+public partial class SingleButtonPanel : ButtonPanel
+{
+    public SingleButtonPanel(IconUsage icon, string title, string sub, string button = "Okay.")
+    {
+        Icon = icon;
+        Text = title;
+        SubText = sub;
+        Buttons = new ButtonData[]
+        {
+            new CancelButtonData(button)
+        };
+    }
+}

fluXis.Game/Screens/Edit/Editor.cs

@@ -415,16 +415,10 @@ protected override void LoadComplete()
 
         if (!canSave)
         {
-            panels.Content = new ButtonPanel
-            {
-                Icon = FontAwesome6.Solid.ExclamationTriangle,
-                Text = "This map is from another game!",
-                SubText = "You can edit and playtest, but not save or upload.",
-                Buttons = new ButtonData[]
-                {
-                    new CancelButtonData("Okay")
-                }
-            };
+            panels.Content = new SingleButtonPanel(
+                FontAwesome6.Solid.ExclamationTriangle,
+                "This map is from another game!",
+                "You can edit and playtest, but not save or upload.");
         }
 
         backgroundDim.BindValueChanged(updateDim, true);

fluXis.Game/Screens/Select/SelectScreen.cs

@@ -8,6 +8,7 @@
 using fluXis.Game.Database.Maps;
 using fluXis.Game.Database.Score;
 using fluXis.Game.Graphics.Background;
+using fluXis.Game.Graphics.Sprites;
 using fluXis.Game.Graphics.UserInterface;
 using fluXis.Game.Graphics.UserInterface.Color;
 using fluXis.Game.Graphics.UserInterface.Context;
@@ -887,6 +888,15 @@ public void EditMap(RealmMap map)
         MapStore.Select(map, true);
         if (MapStore.CurrentMap == null) return;
 
+        if (map.MapSet.AutoImported)
+        {
+            panels.Content = new SingleButtonPanel(
+                FontAwesome6.Solid.ExclamationTriangle,
+                "This map cannot be edited.",
+                "This map is auto-imported from a different game and cannot be opened in the editor.");
+            return;
+        }
+
         var loadedMap = map.GetMapInfo();
         if (loadedMap == null) return;