From dbaa31c8fc583dcc77ac0da8a70d4a8cda2f8fec Mon Sep 17 00:00:00 2001
From: Aaron Robertshaw <60436221+aaronrobertshaw@users.noreply.github.com>
Date: Thu, 29 Jul 2021 15:48:40 +1000
Subject: [PATCH] Handle cases where panel item's inner element returns null

---
 packages/components/src/progressive-disclosure-panel/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/components/src/progressive-disclosure-panel/index.js b/packages/components/src/progressive-disclosure-panel/index.js
index 41c892b80ace3..e315fe917b2c7 100644
--- a/packages/components/src/progressive-disclosure-panel/index.js
+++ b/packages/components/src/progressive-disclosure-panel/index.js
@@ -24,7 +24,7 @@ const PanelContext = createContext( {} );
 
 export const usePanelContext = () => useContext( PanelContext );
 
-const isMenuItem = ( item ) => item.type === ProgressiveDisclosurePanelItem;
+const isMenuItem = ( item ) => item?.type === ProgressiveDisclosurePanelItem;
 
 const ProgressiveDisclosurePanel = ( props ) => {
 	const { children, className, label: menuLabel, resetAll, title } = props;