From ecce9eafd25d83f8fd83c111590ce2fcd4cad65c Mon Sep 17 00:00:00 2001
From: Mark Haslinghuis <mark@numloq.nl>
Date: Sat, 20 Apr 2024 22:15:27 +0200
Subject: [PATCH] Fix race condition

---
 src/js/serial_backend.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/serial_backend.js b/src/js/serial_backend.js
index b8d17283da..10067c8296 100644
--- a/src/js/serial_backend.js
+++ b/src/js/serial_backend.js
@@ -150,7 +150,7 @@ export function initializeSerialBackend() {
                         finishClose(toggleStatus);
                     }
 
-                    mspHelper.setArmingEnabled(true, false, onFinishCallback);
+                    mspHelper?.setArmingEnabled(true, false, onFinishCallback);
                 }
             }
         }