From 4cd1676ddc8cbbf1e8ae645f896a6604677c83fa Mon Sep 17 00:00:00 2001
From: toasted-nutbread <toasted-nutbread@users.noreply.github.com>
Date: Fri, 4 Sep 2020 17:55:25 -0400
Subject: [PATCH] Handle error if _waitForFrontendReady fails when creating a
 popup proxy (#760)

---
 ext/fg/js/frontend.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ext/fg/js/frontend.js b/ext/fg/js/frontend.js
index 61789473..44690028 100644
--- a/ext/fg/js/frontend.js
+++ b/ext/fg/js/frontend.js
@@ -357,7 +357,12 @@ class Frontend {
 
     async _getIframeProxyPopup() {
         const targetFrameId = 0; // Root frameId
-        await this._waitForFrontendReady(targetFrameId);
+        try {
+            await this._waitForFrontendReady(targetFrameId);
+        } catch (e) {
+            // Root frame not available
+            return await this._getDefaultPopup();
+        }
 
         const {popupId} = await api.crossFrame.invoke(targetFrameId, 'getPopupInfo');
         if (popupId === null) {