From 810cd8c33b3cc95872a1c71a4b097ae0b8df44fd Mon Sep 17 00:00:00 2001
From: Chris LaFreniere <40371649+chlafreniere@users.noreply.github.com>
Date: Fri, 10 Jul 2020 00:23:58 -0700
Subject: [PATCH] Fix no books currently selected error in viewlet (#11269)
 (#11287)

* Fix no books currently selected error

* check sections undefined vs length
---
 extensions/notebook/src/book/bookTreeView.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extensions/notebook/src/book/bookTreeView.ts b/extensions/notebook/src/book/bookTreeView.ts
index 1906b9962c..61ef7f040f 100644
--- a/extensions/notebook/src/book/bookTreeView.ts
+++ b/extensions/notebook/src/book/bookTreeView.ts
@@ -348,7 +348,7 @@ export class BookTreeViewProvider implements vscode.TreeDataProvider<BookTreeIte
 
 	public async searchJupyterBooks(treeItem?: BookTreeItem): Promise<void> {
 		let folderToSearch: string;
-		if (treeItem && treeItem.book.type !== BookTreeItemType.Notebook) {
+		if (treeItem && treeItem.sections !== undefined) {
 			if (treeItem.uri) {
 				folderToSearch = path.join(treeItem.root, Content, path.dirname(treeItem.uri));
 			} else {