diff --git a/public/react/src/modules/courses/shixunHomework/Trainingjobsetting.js b/public/react/src/modules/courses/shixunHomework/Trainingjobsetting.js
index 9cd1ccdf5..5cf7b4f8b 100644
--- a/public/react/src/modules/courses/shixunHomework/Trainingjobsetting.js
+++ b/public/react/src/modules/courses/shixunHomework/Trainingjobsetting.js
@@ -1525,6 +1525,7 @@ class Trainingjobsetting extends Component {
         axios.get(url).then((response) => {
 
             if (response.status === 200) {
+                const dataformat = 'YYYY-MM-DD HH:mm';
                 let starttime = this.props.getNowFormatDates(1);
                 let endtime = this.props.getNowFormatDates(2);
                 this.setState({