From dacc8af21b8c7f8005958393a3e2365a765debba Mon Sep 17 00:00:00 2001
From: Artur Arseniev <artur.catch@hotmail.it>
Date: Mon, 5 Dec 2022 00:09:47 +0100
Subject: [PATCH] Remove `_undoexc` from the component JSON. Closes #4763

---
 src/dom_components/model/Component.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/dom_components/model/Component.js b/src/dom_components/model/Component.js
index 3961408f6..6f46b8a5e 100644
--- a/src/dom_components/model/Component.js
+++ b/src/dom_components/model/Component.js
@@ -1542,6 +1542,7 @@ export default class Component extends StyleableModel {
     delete obj.traits;
     delete obj.status;
     delete obj.open; // used in Layers
+    delete obj._undoexc;
 
     if (!opts.fromUndo) {
       const symbol = obj[keySymbol];