diff --git a/app-dm/src/TeacherPages/Trainmanage/SendTrain.jsx b/app-dm/src/TeacherPages/Trainmanage/SendTrain.jsx
index f5ae75a..2fd560d 100644
--- a/app-dm/src/TeacherPages/Trainmanage/SendTrain.jsx
+++ b/app-dm/src/TeacherPages/Trainmanage/SendTrain.jsx
@@ -84,7 +84,7 @@ function SendTrain(){
             alert('发布成功')
             window.location.href='/teacher/trainmanage'
         }catch{
-            alert('SendTrainTest出错')
+            alert('容器空间不足，请先删除容器')
             
         }
     }