From ffe32330a1bb7dbefa5c1f391880bb668e5ec7c9 Mon Sep 17 00:00:00 2001
From: xiaoxia <dev@xiaoxiajianji.com>
Date: Thu, 6 Aug 2026 17:35:50 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E8=A7=86=E9=A2=91hove?=
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增加document.body.contains检查，确保操作仍在DOM中的视频元素
---
 .../generate/components/material/ManualMaterialList.tsx   | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx b/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
index faafc7518..a067e1098 100644
--- a/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
+++ b/apps/web/src/pages/generate/components/material/ManualMaterialList.tsx
@@ -25,8 +25,12 @@ const ManualMaterialList: React.FC<ManualMaterialListProps> = ({
 
   const handleVideoMouseEnter = useCallback((e: React.MouseEvent<HTMLVideoElement>) => {
     const video = e.currentTarget
-    // 暂停之前正在播放的视频
-    if (activeVideoRef.current && activeVideoRef.current !== video) {
+    // 暂停之前正在播放的视频（检查是否仍在 DOM 中）
+    if (
+      activeVideoRef.current &&
+      activeVideoRef.current !== video &&
+      document.body.contains(activeVideoRef.current)
+    ) {
       activeVideoRef.current.pause()
       activeVideoRef.current.currentTime = 0
     }