From 1e4d8dc8aec1fc43cf301fefca62dd2ac50b37cf Mon Sep 17 00:00:00 2001
From: Kai Hao <kai@kaihao.dev>
Date: Mon, 7 Aug 2023 18:06:32 +0800
Subject: [PATCH] Unset node._load after unmounting

---
 packages/block-editor/src/components/iframe/index.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/block-editor/src/components/iframe/index.js b/packages/block-editor/src/components/iframe/index.js
index 382d71c29071e0..85d7f03ac7114c 100644
--- a/packages/block-editor/src/components/iframe/index.js
+++ b/packages/block-editor/src/components/iframe/index.js
@@ -167,6 +167,7 @@ function Iframe( {
 		node.addEventListener( 'load', onLoad );
 
 		return () => {
+			delete node._load;
 			node.removeEventListener( 'load', onLoad );
 			iFrameDocument?.removeEventListener(
 				'dragover',