diff --git a/chrome/content/zotero/zoteroPane.js b/chrome/content/zotero/zoteroPane.js
index 1985ff26e4..b6aaf3824d 100644
--- a/chrome/content/zotero/zoteroPane.js
+++ b/chrome/content/zotero/zoteroPane.js
@@ -3498,6 +3498,9 @@ var ZoteroPane = new function()
 				throw new Error('collection must be null if createNew is true');
 			}
 			let id = await this.newCollection();
+			if (!id) {
+				return;
+			}
 			collection = Zotero.Collections.get(id);
 		}