From c48027af922a7203dc53bc41435a9d9021ba3291 Mon Sep 17 00:00:00 2001
From: Juan Linietsky <reduzio@gmail.com>
Date: Fri, 23 Nov 2018 09:35:43 -0300
Subject: [PATCH] Ensure no crash happens when skeleton is removed, closes
 #20677

---
 scene/2d/polygon_2d.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scene/2d/polygon_2d.cpp b/scene/2d/polygon_2d.cpp
index fc0741cc5c0..aa6d57a67d4 100644
--- a/scene/2d/polygon_2d.cpp
+++ b/scene/2d/polygon_2d.cpp
@@ -194,7 +194,7 @@ void Polygon2D::_notification(int p_what) {
 				}
 			}
 
-			if (!invert && bone_weights.size()) {
+			if (skeleton_node && !invert && bone_weights.size()) {
 				//a skeleton is set! fill indices and weights
 				int vc = points.size();
 				bones.resize(vc * 4);