From fa50b31fd2291cdd3654449a0bd464f32e2c90dd Mon Sep 17 00:00:00 2001
From: Michael Telatynski <7t3chguy@gmail.com>
Date: Mon, 14 Sep 2020 15:20:06 +0100
Subject: [PATCH] Fix crashes with cannot read isResizing of undefined

---
 src/components/structures/ScrollPanel.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/components/structures/ScrollPanel.js b/src/components/structures/ScrollPanel.js
index b4f5195803..99a3da2565 100644
--- a/src/components/structures/ScrollPanel.js
+++ b/src/components/structures/ScrollPanel.js
@@ -198,7 +198,8 @@ export default class ScrollPanel extends React.Component {
     }
 
     onScroll = ev => {
-        if (this.props.resizeNotifier.isResizing) return; // skip scroll events caused by resizing
+        // skip scroll events caused by resizing
+        if (this.props.resizeNotifier && this.props.resizeNotifier.isResizing) return;
         debuglog("onScroll", this._getScrollNode().scrollTop);
         this._scrollTimeout.restart();
         this._saveScrollState();