From d996c2f95068db87efee86fb27c3757202984a7c Mon Sep 17 00:00:00 2001
From: Evan Hahn <69474926+EvanHahn-Signal@users.noreply.github.com>
Date: Wed, 3 Feb 2021 12:39:18 -0600
Subject: [PATCH] Fix error on quit when trying to message closed window

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

diff --git a/main.js b/main.js
index e1aa5286e5..d427952931 100644
--- a/main.js
+++ b/main.js
@@ -386,6 +386,9 @@ async function createWindow() {
   mainWindow.on('move', debouncedCaptureStats);
 
   const setWindowFocus = () => {
+    if (!mainWindow) {
+      return;
+    }
     mainWindow.webContents.send('set-window-focus', mainWindow.isFocused());
   };
   mainWindow.on('focus', setWindowFocus);