diff --git a/src/renderer/src/components/choose-textbook/index.vue b/src/renderer/src/components/choose-textbook/index.vue
index 3f56bfe..d208553 100644
--- a/src/renderer/src/components/choose-textbook/index.vue
+++ b/src/renderer/src/components/choose-textbook/index.vue
@@ -5,7 +5,7 @@
         <span>{{ curBookName }}</span>
         <i class="iconfont icon-xiangyou"></i>
       </div>
-      <div class="book-list">
+      <div class="book-list" v-loading="treeLoading">
         <el-tree ref="refTree" :data="treeData" :props="defaultProps" node-key="id"
           :default-expanded-keys="defaultExpandedKeys" :current-node-key="currentNode" highlight-current
           @node-click="handleNodeClick">
@@ -60,6 +60,8 @@ const defaultProps = {
   label: 'label',
   class: 'textbook-tree'
 }
+
+const treeLoading = ref(false)
 //当前教材ID
 const curBookId = ref(-1)
 //当前教材名称
@@ -82,6 +84,7 @@ const refTree = ref(null)
 
 //获取教材下面的单元内容
 const getSubjectContent = async () => {
+  treeLoading.value = true
   const params = {
     edusubject,
     edustage,
@@ -93,12 +96,17 @@ const getSubjectContent = async () => {
   if (localStorage.getItem('evaluationList')) {
     evaluationList.value = JSON.parse(localStorage.getItem('evaluationList'))
     data = evaluationList.value
+    treeLoading.value = false
   }
   else {
-    const { rows } = await listEvaluation(params)
-    localStorage.setItem('evaluationList', JSON.stringify(rows))
-    evaluationList.value = rows
-    data = rows
+    try {
+      const { rows } = await listEvaluation(params)
+      localStorage.setItem('evaluationList', JSON.stringify(rows))
+      evaluationList.value = rows
+      data = rows
+    } finally {
+      treeLoading.value = false
+    }
   }
 
   //获取教材版本
@@ -236,7 +244,7 @@ const getSubject = async () => {
     subjectList.value = rows.filter(item => item.edustage == edustage && item.edusubject == edusubject && isHaveUnit(item.id))
     localStorage.setItem('subjectList', JSON.stringify(subjectList.value))
   }
-  
+
   // 默认第一个
   curBookName.value = subjectList.value[0].itemtitle
   curBookId.value = subjectList.value[0].id
diff --git a/src/renderer/src/views/login/index.vue b/src/renderer/src/views/login/index.vue
index 3077b89..8b8df3d 100644
--- a/src/renderer/src/views/login/index.vue
+++ b/src/renderer/src/views/login/index.vue
@@ -54,7 +54,7 @@ const rules = reactive({
   password: [{ required: true, trigger: 'blur', message: '请输入您的密码' }]
 })
 
-let curWinUrl;
+let curWinUrl = import.meta.env.VITE_APP_BUILD_BASE_PATH;
 
 //登录
 const submitForm = async (formEl) => {
@@ -131,9 +131,7 @@ const setCookie = (name, value) => {
 
 
 onMounted(() => {
-  // 当前窗口URL
-  curWinUrl = BrowserWindow.getFocusedWindow().webContents.getURL()
-
+  localStorage.clear()
   getCookie()
 })
 </script>