diff --git a/src/views/teach/detail/index.vue b/src/views/teach/detail/index.vue
index 64c0a2d98..4c9593e54 100644
--- a/src/views/teach/detail/index.vue
+++ b/src/views/teach/detail/index.vue
@@ -9,6 +9,7 @@
           <div>
             <el-tree
               ref="tree"
+			  v-loading="loading"
               :data="courseModel.treeList"
               node-key="id"
               :props="defaultProps"
@@ -62,6 +63,7 @@ export default {
         return {
             num: 5,
             disabled: false,
+			loading: false,
             WhetherTypeList: [],
             EffectiveTypeList: [],
             courseModel: {
@@ -146,6 +148,7 @@ export default {
             if (obj && obj.type === 'Training') {
                 if (obj.valid) {
                     this.disabled = true;
+                    this.loading = true;
                     trainingNotifyNew({ trainingId: obj.id }).then(resp => {
                         const query = {
                             group: resp.data, trainingId: obj.id, lessonId: this.$route.query.lessonId, mapId: this.courseModel.mapId, lineCode: this.lineCode, noPreLogout: this.$route.query.noPreLogout
@@ -162,6 +165,7 @@ export default {
                     }).catch(error => {
                         this.$messageBox(`${this.$t('tip.createSimulationFaild')} : ${error.message}`);
                         this.disabled = false;
+                        this.loading = false;
                     });
                 } else {
                     this.$confirm(this.$t('tip.accessCourseNo'), this.$t('tip.hint'), {