diff --git a/components/pages/work-flow/media-viewer.tsx b/components/pages/work-flow/media-viewer.tsx
index 2d678e3..5c67ca4 100644
--- a/components/pages/work-flow/media-viewer.tsx
+++ b/components/pages/work-flow/media-viewer.tsx
@@ -403,7 +403,7 @@ export const MediaViewer = React.memo(function MediaViewer({
 
   // 渲染视频内容
   const renderVideoContent = (onGotoCut: () => void) => {
-    const urls = taskObject.videos.data[currentSketchIndex].urls ? taskObject.videos.data[currentSketchIndex].urls.join(',') : '';
+    const urls = taskObject.videos.data[currentSketchIndex]?.urls ? taskObject.videos.data[currentSketchIndex]?.urls.join(',') : '';
     return (
       <div
         className="relative w-full h-full rounded-lg group"
@@ -433,7 +433,7 @@ export const MediaViewer = React.memo(function MediaViewer({
             )}
           </div>
         )}
-        
+
 
         {/* 视频 多个 取第一个 */}
         { taskObject.videos.data[currentSketchIndex].urls && (
@@ -473,11 +473,11 @@ export const MediaViewer = React.memo(function MediaViewer({
                     setVideoPreview(currentVideo.urls[0], currentVideo.video_id);
                     if (onOpenChat) onOpenChat();
                   }
-                }} /> 
+                }} />
               </Tooltip>
               {showGotoCutButton && (
                 <Tooltip placement="top" title='Go to AI-powered editing platform'>
-                  <GlassIconButton icon={Scissors} size='sm' onClick={onGotoCut} /> 
+                  <GlassIconButton icon={Scissors} size='sm' onClick={onGotoCut} />
                 </Tooltip>
               )}
             </div>
@@ -613,7 +613,7 @@ export const MediaViewer = React.memo(function MediaViewer({
               whileTap={{ scale: 0.9 }}
               className="relative"
             >
-              
+
             </motion.div>
           </motion.div>
         </AnimatePresence>