From 4df0282b65e8f7e7a5298fc88251960488b7b90e Mon Sep 17 00:00:00 2001
From: luocongqiu <luocongqiu@gmail.com>
Date: Wed, 1 Apr 2026 12:00:00 +0800
Subject: [PATCH] fix: Iframe replay fails after the second full snapshot #983
 (#984)

---
 packages/rrweb-snapshot/src/snapshot.ts | 2 --
 1 file changed, 2 deletions(-)

diff --git a/packages/rrweb-snapshot/src/snapshot.ts b/packages/rrweb-snapshot/src/snapshot.ts
index 38df3b69..2cc2544e 100644
--- a/packages/rrweb-snapshot/src/snapshot.ts
+++ b/packages/rrweb-snapshot/src/snapshot.ts
@@ -478,13 +478,11 @@ function serializeNode(
           type: NodeType.Document,
           childNodes: [],
           compatMode: (n as Document).compatMode, // probably "BackCompat"
-          rootId,
         };
       } else {
         return {
           type: NodeType.Document,
           childNodes: [],
-          rootId,
         };
       }
     case n.DOCUMENT_TYPE_NODE: