From 1849943d48d175d78b00d7d8e894284191b14d37 Mon Sep 17 00:00:00 2001
From: Justin Halsall <Juice10@users.noreply.github.com>
Date: Wed, 1 Apr 2026 12:00:00 +0800
Subject: [PATCH] Fixes https://github.com/rrweb-io/rrweb/issues/567 (#78)

---
 src/snapshot.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/snapshot.ts b/src/snapshot.ts
index 065feb1e..c6249eba 100644
--- a/src/snapshot.ts
+++ b/src/snapshot.ts
@@ -327,7 +327,9 @@ function onceIframeLoaded(
     iframeEl.src === blankUrl ||
     iframeEl.src === ''
   ) {
-    listener();
+    // iframe was already loaded, make sure we wait to trigger the listener
+    // till _after_ the mutation that found this iframe has had time to process
+    setTimeout(listener, 0);
     return;
   }
   // use default listener