From 2624a6af88180044280c22e9ea5a5210d1593685 Mon Sep 17 00:00:00 2001
From: Scott Nonnenberg <scott@signal.org>
Date: Thu, 7 Feb 2019 11:39:16 -0800
Subject: [PATCH] mainWindow.close - be ready for null mainWindow

---
 main.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.js b/main.js
index 775e160be..a591de670 100644
--- a/main.js
+++ b/main.js
@@ -369,7 +369,9 @@ function createWindow() {
     }
 
     await requestShutdown();
-    mainWindow.readyForShutdown = true;
+    if (mainWindow) {
+      mainWindow.readyForShutdown = true;
+    }
     app.quit();
   });