Update new-index.tsx

src/tenant/music/music-detail/new-index.tsx

@@ -464,11 +464,11 @@ export default defineComponent({
     const getCurrentPdf = (item: any, scoreType: string) => {
       let pdfUrl = ''
       if (scoreType === 'FIRST') {
-        pdfUrl = item.firstPdfUrl
+        pdfUrl = item?.firstPdfUrl
       } else if (scoreType === 'JIAN') {
-        pdfUrl = item.jianPdfUrl
+        pdfUrl = item?.jianPdfUrl
       } else if (scoreType === 'STAVE') {
-        pdfUrl = item.musicPdfUrl
+        pdfUrl = item?.musicPdfUrl
       }
       return pdfUrl || ''
     }