diff --git a/public/react/src/AppConfig.js b/public/react/src/AppConfig.js
index 02d8c2be5..0666aadc3 100644
--- a/public/react/src/AppConfig.js
+++ b/public/react/src/AppConfig.js
@@ -18,10 +18,9 @@ function locationurl(list){
 }
 
 // TODO 开发期多个身份切换
-const debugType =""
-// 	window.location.search.indexOf('debug=t') != -1 ? 'teacher' :
-//         window.location.search.indexOf('debug=s') != -1 ? 'student' : 'admin'
-// window._debugType = debugType;
+const debugType =window.location.search.indexOf('debug=t') != -1 ? 'teacher' :
+        window.location.search.indexOf('debug=s') != -1 ? 'student' : 'admin'
+window._debugType = debugType;
 export function initAxiosInterceptors(props) {
 
     // TODO 避免重复的请求 https://github.com/axios/axios#cancellation
diff --git a/public/react/src/modules/courses/new/CoursesNew.js b/public/react/src/modules/courses/new/CoursesNew.js
index 1183b59e9..eb52a32f5 100644
--- a/public/react/src/modules/courses/new/CoursesNew.js
+++ b/public/react/src/modules/courses/new/CoursesNew.js
@@ -135,6 +135,8 @@ class CoursesNew extends Component {
         let {is_public,datatime} = this.state
         // console.log(is_public)
 
+			debugger
+
         if (coursesId != undefined) {
             // 编辑
 
@@ -180,7 +182,7 @@ class CoursesNew extends Component {
                             name: values.classroom,
                             class_period: values.period,
                             credit: parseFloat(values.credit),
-                            end_date: datatime,
+                            end_date: datatime===undefined?"":datatime,
                             is_public: is_public === true || is_public === 1 ? 1 : 0,
                             course_module_types: values.checkboxgroup,
                             authentication: this.state.Realnamecertification,
@@ -234,7 +236,7 @@ class CoursesNew extends Component {
                             name: values.classroom,
                             class_period: values.period,
                             credit: parseFloat(values.credit),
-                            end_date: datatime,
+                            end_date: datatime===undefined?"":datatime,
                             is_public: is_public === true || is_public === 1 ? 1 : 0,
                             course_module_types: values.checkboxgroup,
                             authentication: this.state.Realnamecertification,