diff --git a/src/glcc/api.js b/src/glcc/api.js
index f15c7a951..5d930499c 100644
--- a/src/glcc/api.js
+++ b/src/glcc/api.js
@@ -222,4 +222,13 @@ export function deleteApplyInfo(data) {
     method: 'post',
     data
   });
-}
\ No newline at end of file
+}
+
+// 判断课题是否有学生报名
+export async function findStudentTaskByTaskId(params) {
+  return await fetch({
+    url: '/api/applyInformation/findStudentTaskByTaskId',
+    method: 'get',
+    params: params,
+  });
+}
diff --git a/src/glcc/apply/editInfo.jsx b/src/glcc/apply/editInfo.jsx
index b9aed5f53..b9b836e43 100644
--- a/src/glcc/apply/editInfo.jsx
+++ b/src/glcc/apply/editInfo.jsx
@@ -1,7 +1,7 @@
 import React , { useCallback, useEffect , useState } from 'react';
 import { Button, Form, Input, Select, Upload, message, Popconfirm } from 'antd';
 import {getUploadActionUrl} from 'educoder';
-import {applyGlcc, updateApplyGlcc} from '../api';
+import {applyGlcc, findStudentTaskByTaskId, updateApplyGlcc} from '../api';
 import TextArea from 'antd/lib/input/TextArea';
 import { main_site_url } from '../fetch';
 import TaskApply from './taskApply';
@@ -13,7 +13,7 @@ function EditRepoApplyInfo(props) {
   const {form, applyInfo, current_user, round, cateList, setReload, isAddRepo, setIsAddRepo, setIsEdit, setEditRepoCount} = props;
   const phonereg = /(^|\s*\+?0?0?86|\D)(1\d{2})[-\s]{0,3}(\d{4})[-\s]{0,3}(\d{4})(?=\D|$)/
   const emailreg = /^[a-zA-Z0-9]+([.\-_\\]*[a-zA-Z0-9])*@([a-z0-9]+[-a-z0-9]*[a-z0-9]+.){1,63}[a-z0-9]+$/
-  const {getFieldDecorator, validateFields, setFieldsValue, validateFieldsAndScroll } = form;
+  const {getFieldDecorator, validateFields, setFieldsValue, validateFieldsAndScroll, getFieldValue } = form;
   const [imageUrl, setImageUrl] = useState(undefined);
   // 提交按钮loading效果
   const [loading, setLoading] = useState(false);
@@ -159,14 +159,19 @@ function EditRepoApplyInfo(props) {
 
   // 添加课题输入框
   function addTaskApplyForm(){
-    setTaskCount(taskCount.concat([taskCount.length+1]));
+    setTaskCount(taskCount.concat([taskCount[taskCount.length-1]+1]));
   }
 
   // 删除课题报名
-  function deleteTaskApply(index){
-    const arr = [...taskCount];
-    arr.splice(index-1, 1)
-    setTaskCount(arr);
+  async function deleteTaskApply(index){
+    const delTaskId = getFieldValue(`taskId${index}`);
+    const res = delTaskId ? await findStudentTaskByTaskId({ taskId: delTaskId }) : "newTask";
+    if((res && res.data && res.data.length)){
+      message.error("已有学生报名，不允许删除");
+    }else{
+      const arr = taskCount.filter(item=>item!== index);
+      setTaskCount(arr);
+    }
   }
 
   // 取消编辑点击函数