From 0c22202d3b4aec0778f35db33954913dd5e57d68 Mon Sep 17 00:00:00 2001
From: Luna <lunaris.ruan@gmail.com>
Date: Thu, 20 Jan 2022 13:52:00 -0500
Subject: [PATCH] Patched memoizedUpdaters in devtools

---
 packages/react-devtools-shared/src/backend/renderer.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/react-devtools-shared/src/backend/renderer.js b/packages/react-devtools-shared/src/backend/renderer.js
index 631521791a549..3ef4250aaceab 100644
--- a/packages/react-devtools-shared/src/backend/renderer.js
+++ b/packages/react-devtools-shared/src/backend/renderer.js
@@ -2573,7 +2573,9 @@ export function attach(
 
   function getUpdatersList(root): Array<SerializedElement> | null {
     return root.memoizedUpdaters != null
-      ? Array.from(root.memoizedUpdaters).map(fiberToSerializedElement)
+      ? Array.from(root.memoizedUpdaters)
+          .filter(fiber => getFiberIDUnsafe(fiber) !== null)
+          .map(fiberToSerializedElement)
       : null;
   }