From fccba5b8599ca6ad413cb0c97246cbacd5b265bd Mon Sep 17 00:00:00 2001
From: smix8 <52464204+smix8@users.noreply.github.com>
Date: Sun, 2 Nov 2025 00:32:08 +0100
Subject: [PATCH] Fix GridMap cursor_instance transparency error spam

Fixes GridMap cursor_instance transparency error spam.
---
 modules/gridmap/editor/grid_map_editor_plugin.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/modules/gridmap/editor/grid_map_editor_plugin.cpp b/modules/gridmap/editor/grid_map_editor_plugin.cpp
index 8a8f4dfb144..865d5435ee6 100644
--- a/modules/gridmap/editor/grid_map_editor_plugin.cpp
+++ b/modules/gridmap/editor/grid_map_editor_plugin.cpp
@@ -1262,9 +1262,10 @@ void GridMapEditor::_update_cursor_instance() {
 		cursor_instance = RenderingServer::get_singleton()->instance_create2(cursor_mesh, scenario);
 	}
 
-	// Make the cursor translucent so that it can be distinguished from already-placed tiles.
-	RenderingServer::get_singleton()->instance_geometry_set_transparency(cursor_instance, 0.5);
-
+	if (cursor_instance.is_valid()) {
+		// Make the cursor translucent so that it can be distinguished from already-placed tiles.
+		RenderingServer::get_singleton()->instance_geometry_set_transparency(cursor_instance, 0.5);
+	}
 	_update_cursor_transform();
 }