From 5d65794ee4fadc135d1c47ccd3bcce36e594ab8d Mon Sep 17 00:00:00 2001
From: Christoph Purrer <chpurrer@meta.com>
Date: Wed, 3 Sep 2025 19:01:15 -0700
Subject: [PATCH] Don't crash on reload (#53590)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/53590

Changelog: [General][Fixed] ReactCxxPlatform] Don't crash on reload

Reviewed By: shwanton

Differential Revision: D81626640

fbshipit-source-id: 31016c67a1913a8be8578848e756e0447b802484
---
 .../react-native/ReactCxxPlatform/react/runtime/ReactHost.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/react-native/ReactCxxPlatform/react/runtime/ReactHost.cpp b/packages/react-native/ReactCxxPlatform/react/runtime/ReactHost.cpp
index d35484e8455..3b63b088cc2 100644
--- a/packages/react-native/ReactCxxPlatform/react/runtime/ReactHost.cpp
+++ b/packages/react-native/ReactCxxPlatform/react/runtime/ReactHost.cpp
@@ -533,7 +533,9 @@ std::unordered_set<SurfaceId> ReactHost::getRunningSurfaces() const noexcept {
 
 void ReactHost::runOnScheduler(
     std::function<void(Scheduler& scheduler)>&& task) const {
-  task(*scheduler_);
+  if (!isReloadingReactInstance_) {
+    task(*scheduler_);
+  }
 }
 
 void ReactHost::runOnRuntimeScheduler(