From 30e3cfe40679f2247179bfe54f4768f2cbbc8161 Mon Sep 17 00:00:00 2001
From: Dominic Gannaway <trueadm@users.noreply.github.com>
Date: Wed, 22 Jul 2020 23:05:50 +0100
Subject: [PATCH] Fix scope issue (#19434)

---
 packages/react-dom/src/events/DOMPluginEventSystem.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/react-dom/src/events/DOMPluginEventSystem.js b/packages/react-dom/src/events/DOMPluginEventSystem.js
index 114d8239fd..60f7e5b828 100644
--- a/packages/react-dom/src/events/DOMPluginEventSystem.js
+++ b/packages/react-dom/src/events/DOMPluginEventSystem.js
@@ -778,7 +778,8 @@ export function accumulateSinglePhaseListeners(
       enableCreateEventHandleAPI &&
       enableScopeAPI &&
       tag === ScopeComponent &&
-      lastHostComponent !== null
+      lastHostComponent !== null &&
+      stateNode !== null
     ) {
       const reactScopeInstance = stateNode;
       const eventHandlerlisteners = getEventHandlerListeners(