diff --git a/src/renderer/src/views/textbookAnalysis/index.vue b/src/renderer/src/views/textbookAnalysis/index.vue
index 58f8252..e93ab0e 100644
--- a/src/renderer/src/views/textbookAnalysis/index.vue
+++ b/src/renderer/src/views/textbookAnalysis/index.vue
@@ -253,10 +253,11 @@ const getAllSubject = async () => {
     }
   })
   bookList.value = dataList
-  const { id, rootid } = sessionStore.get('subject.curNode')
-  if(id && rootid){
-    const idx = dataList.findIndex(item => item.id === id && item.rootid === rootid)
-    let filePath = import.meta.env.VITE_APP_RES_FILE_PATH;
+  const session = sessionStore.get('subject.curNode')
+  console.log('session',session);
+  let filePath = import.meta.env.VITE_APP_RES_FILE_PATH;
+  if(session.rootid){
+    const idx = dataList.findIndex(item => item.id === session.rootid)
     if(idx > -1){
       bookInfo.value = {...dataList[idx]}
       filePath += dataList[idx].fileurl.replace('.txt','.pdf')
@@ -265,9 +266,10 @@ const getAllSubject = async () => {
       filePath += dataList[0].fileurl.replace('.txt','.pdf')
     }
     await loadPdfAnimation(filePath)  
+  }else{
+    bookInfo.value = {...dataList[0]}
+    filePath += dataList[0].fileurl.replace('.txt','.pdf')
   }
-  
-  
 }
 const bookChange = async (item, idx) => {
   booksel.value = idx