diff --git a/src/views/learningpath/LevelAddDetail.vue b/src/views/learningpath/LevelAddDetail.vue
index d9e8443d..07f04af2 100644
--- a/src/views/learningpath/LevelAddDetail.vue
+++ b/src/views/learningpath/LevelAddDetail.vue
@@ -12,7 +12,7 @@
             <Draggable v-model="routerInfo.chapterList" chosenClass="chosen" ghostClass="ghost" forceFallback="true"
                        item-key="id" group="stage" animation="500">
               <template #item="{ element,index }">
-                <div class="items" :class="activeIndex === index ? 'active' : ''" @click="changebgc(index)">
+                <div class="items" v-if="!element.deleted" :class="activeIndex === index ? 'active' : ''" @click="changebgc(index)">
                   <div class="items1">
                     <div class="boxs_left">
                       <a-popover placement="topLeft" trigger="click">
@@ -219,7 +219,9 @@
                          ghostClass="ghost" forceFallback="true" group="task"
                          animation="500">
                 <template #item="{ element,index }">
-                  <div style="
+                  <div
+                      v-if="!element.deleted"
+                      style="
                       height: 50px;
                       display: flex;
                       justify-content: space-between;
@@ -540,7 +542,10 @@ const closedeleteAll = () => {
   deleteAll.value = false
 };
 const subdeleteAll = () => {
-  routerInfo.value.chapterList[activeIndex.value].draftTaskList = routerInfo.value.chapterList[activeIndex.value].draftTaskList.filter(t => !t.checked);
+  routerInfo.value.chapterList[activeIndex.value].draftTaskList.filter(t => t.checked).forEach(t=>{
+    t.checked = false;
+    t.deleted = true;
+  })
   closedeleteAll()
 };
 const showDeleteModal = (_, index) => {
@@ -552,7 +557,7 @@ const closeConfirm = () => {
 };
 
 function deleteLevelTask() {
-  routerInfo.value.chapterList[activeIndex.value].draftTaskList.splice(deleteIndex.value, 1)
+  routerInfo.value.chapterList[activeIndex.value].draftTaskList[deleteIndex.value].deleted = true
   closeConfirm()
 }