From 404ab3e2bdcccf1f5d96daa476fba66eff857c8b Mon Sep 17 00:00:00 2001
From: kobewi <kobewi4e@gmail.com>
Date: Sat, 21 Feb 2026 00:10:50 +0100
Subject: [PATCH] Fix error in TileSetEditor

---
 editor/scene/2d/tiles/tile_set_editor.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/editor/scene/2d/tiles/tile_set_editor.cpp b/editor/scene/2d/tiles/tile_set_editor.cpp
index 33f7a8dc55..9dd71bab14 100644
--- a/editor/scene/2d/tiles/tile_set_editor.cpp
+++ b/editor/scene/2d/tiles/tile_set_editor.cpp
@@ -367,7 +367,9 @@ void TileSetEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_TRANSLATION_CHANGED: {
 			_update_sources_list();
-			_update_patterns_list();
+			if (tile_set.is_valid()) {
+				_update_patterns_list();
+			}
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {