From eb6252f443798a211cf8e639a8bf11279daf4054 Mon Sep 17 00:00:00 2001
From: Nick Mitchell <nickm@us.ibm.com>
Date: Mon, 25 Jul 2022 14:16:40 -0400
Subject: [PATCH] fix(packages/core): ctrl/cmd+w can result in null pointer
 exception

---
 packages/core/src/main/menu.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/src/main/menu.ts b/packages/core/src/main/menu.ts
index 4b9bf80808d..c910117b5e1 100644
--- a/packages/core/src/main/menu.ts
+++ b/packages/core/src/main/menu.ts
@@ -48,7 +48,7 @@ const closeTab = (
   _: import('electron').MenuItem,
   browserWindow: import('electron').BrowserWindow & { subwindow: ISubwindowPrefs }
 ) => {
-  if (browserWindow.subwindow && browserWindow.subwindow._notAKuiWindow) {
+  if (browserWindow && browserWindow.subwindow && browserWindow.subwindow._notAKuiWindow) {
     browserWindow.close()
   } else {
     tellRendererToExecute('tab close -A')