diff --git a/src/views/courselibrary/CoursewareManage.vue b/src/views/courselibrary/CoursewareManage.vue
index f9c45dae..a965ccec 100644
--- a/src/views/courselibrary/CoursewareManage.vue
+++ b/src/views/courselibrary/CoursewareManage.vue
@@ -4576,8 +4576,13 @@ function onFocusEnd(){
             if (res.data.code === 200) {
               getTableDate3();
               delete_exit1();
+            }else{
+              message.error(res.data.msg)
             }
-          });
+          }).catch(err=>{
+            message.destroy()
+            message.error(err.data.msg)
+          })
         } else if (state.offcourseId) {
           handle({
             offcourseId: state.offcourseId,