From 3b1cb2b9c2fc8540878743de17b59f309ff9a0f7 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Sun, 21 Jul 2024 05:57:17 -0400
Subject: [PATCH] Avoid error if item is modified before collections pane is
 loaded

E.g., during Extra field migration at startup
---
 chrome/content/zotero/elements/itemPane.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/chrome/content/zotero/elements/itemPane.js b/chrome/content/zotero/elements/itemPane.js
index 7a7f333213..a430e1d907 100644
--- a/chrome/content/zotero/elements/itemPane.js
+++ b/chrome/content/zotero/elements/itemPane.js
@@ -134,7 +134,7 @@
 
 		notify(action, type) {
 			if (type == 'item' && action == 'modify') {
-				if (this.collectionTreeRow.isFeedsOrFeed()) {
+				if (this.collectionTreeRow && this.collectionTreeRow.isFeedsOrFeed()) {
 					this.updateReadLabel();
 				}
 			}