From 3fbb3a2403c1f04f54bf9ae995dfa725d8dd8864 Mon Sep 17 00:00:00 2001
From: Tom Moor <tom.moor@gmail.com>
Date: Sat, 24 Apr 2021 12:50:30 -0700
Subject: [PATCH] fix: Continued undefined error in serverWorker registration

---
 app/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/index.js b/app/index.js
index 4f59d24de..08055689b 100644
--- a/app/index.js
+++ b/app/index.js
@@ -37,7 +37,7 @@ if ("serviceWorker" in window.navigator) {
       }
     );
 
-    if (maybePromise) {
+    if (maybePromise && maybePromise.then) {
       maybePromise
         .then((registration) => {
           console.log("SW registered: ", registration);