From ad63ec28471f151f313da4b19a4233a3541f7829 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=87=B1=E6=81=A9Kane?= <50613gary@gmail.com>
Date: Sun, 13 Mar 2022 00:22:05 +0800
Subject: [PATCH] fix nullable chapters

---
 play-dl/YouTube/utils/extractor.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/play-dl/YouTube/utils/extractor.ts b/play-dl/YouTube/utils/extractor.ts
index ec245bd..e240e29 100644
--- a/play-dl/YouTube/utils/extractor.ts
+++ b/play-dl/YouTube/utils/extractor.ts
@@ -232,7 +232,7 @@ export async function video_basic_info(url: string, options: InfoOptions = {}):
     const rawChapters =
         initial_response.playerOverlays.playerOverlayRenderer.decoratedPlayerBarRenderer.decoratedPlayerBarRenderer.playerBar?.multiMarkersPlayerBarRenderer.markersMap.find(
             (m: any) => m.key === 'DESCRIPTION_CHAPTERS'
-        ).value.chapters;
+        )?.value?.chapters;
     const chapters: VideoChapter[] = [];
     if (rawChapters) {
         for (const { chapterRenderer } of rawChapters) {