diff --git a/public/react/src/AppConfig.js b/public/react/src/AppConfig.js
index 02d554806..12e0043d5 100644
--- a/public/react/src/AppConfig.js
+++ b/public/react/src/AppConfig.js
@@ -42,7 +42,7 @@ if (isDev) {
 // 老师
 //debugType="teacher";
 // 学生
-debugType="student";
+//debugType="student";
 
 
  function railsgettimes(proxy) {
diff --git a/public/react/src/context/TPIContextProvider.js b/public/react/src/context/TPIContextProvider.js
index ed7eb2210..bb1e0bef4 100644
--- a/public/react/src/context/TPIContextProvider.js
+++ b/public/react/src/context/TPIContextProvider.js
@@ -32,7 +32,7 @@ import _ from 'lodash'
 
 import TPIContext from './TPIContext'
 import { EDU_ADMIN, EDU_SHIXUN_MANAGER, EDU_SHIXUN_MEMBER, EDU_CERTIFICATION_TEACHER
-    , EDU_GAME_MANAGER, EDU_TEACHER, EDU_NORMAL, EDU_BUSINESS, CNotificationHOC } from 'educoder'
+    , EDU_GAME_MANAGER, EDU_TEACHER, EDU_NORMAL, EDU_BUSINESS, CNotificationHOC ,getRandomNumber} from 'educoder'
 import { MuiThemeProvider, createMuiTheme, withStyles } from 'material-ui/styles';
 import MUIDialogStyleUtil from '../modules/page/component/MUIDialogStyleUtil'
 
@@ -176,7 +176,7 @@ class TPIContextProvider extends Component {
 			testPath = 'http://test-newweb.educoder.net'
 		}
 		// var url = `${testPath}/api/v1/games/${ game.identifier }/cost_time`
-		var url = `${testPath}/api/tasks/${ game.identifier }/cost_time`
+		var url = `${testPath}/api/tasks/${ game.identifier }/cost_time${getRandomNumber()}`
 	    window.$.ajax({
 	        type: 'get',
 	        url: url,