From d0122d17c0ceffe4cc5d4a0938d3e968ad83537e Mon Sep 17 00:00:00 2001
From: Bruno Windels <274386+bwindels@users.noreply.github.com>
Date: Fri, 28 Oct 2022 16:49:33 +0200
Subject: [PATCH] don't assume timeline is open as have an await since last
 check

---
 src/matrix/room/Room.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/matrix/room/Room.js b/src/matrix/room/Room.js
index ad8ec110..90a6ec26 100644
--- a/src/matrix/room/Room.js
+++ b/src/matrix/room/Room.js
@@ -315,7 +315,7 @@ export class Room extends BaseRoom {
                         newlyVerifiedDecryption.applyToEntries(newEntries, updateCallback);
                         newlyVerifiedDecryption.applyToEntries(updated, updateCallback);
                         // TODO: update _observedEvents here as well?
-                        this._timeline.replaceEntries(verifiedEntries);
+                        this._timeline?.replaceEntries(verifiedEntries);
                     });
                     promises.push(promise);
                 }