From 7c90f75ec926f71546beae292d4821caaa6fc2c8 Mon Sep 17 00:00:00 2001
From: Pawel Domas <2965063+paweldomas@users.noreply.github.com>
Date: Wed, 27 Jan 2021 09:15:09 -0600
Subject: [PATCH] fix(conference.js): crash on undefined

While on the prejoin screen, the local tracks are managed by the redux store and not conference.js, so localAudio is undefined.
---
 conference.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/conference.js b/conference.js
index cf0918bda..319e5980b 100644
--- a/conference.js
+++ b/conference.js
@@ -2248,7 +2248,7 @@ export default {
                     return this.useAudioStream(stream);
                 })
                 .then(() => {
-                    if (hasDefaultMicChanged) {
+                    if (this.localAudio && hasDefaultMicChanged) {
                         // workaround for the default device to be shown as selected in the
                         // settings even when the real device id was passed to gUM because of the
                         // above mentioned chrome bug.
@@ -2588,7 +2588,7 @@ export default {
                                     // Use the new stream or null if we failed to obtain it.
                                     return useStream(tracks.find(track => track.getType() === mediaType) || null)
                                         .then(() => {
-                                            if (hasDefaultMicChanged) {
+                                            if (this.localAudio && hasDefaultMicChanged) {
                                                 // workaround for the default device to be shown as selected in the
                                                 // settings even when the real device id was passed to gUM because of
                                                 // the above mentioned chrome bug.