diff --git a/public/react/src/modules/courses/shixunHomework/shixunHomework.js b/public/react/src/modules/courses/shixunHomework/shixunHomework.js
index 3a4efc17d..78ee31e82 100644
--- a/public/react/src/modules/courses/shixunHomework/shixunHomework.js
+++ b/public/react/src/modules/courses/shixunHomework/shixunHomework.js
@@ -1137,7 +1137,7 @@ class ShixunHomework extends Component{
         `}</style>
         {/*onChange={this.onCheckBoxChange} value={checkBoxValues}*/}
         {datas===undefined?"": <Checkbox.Group style={{ width: '100%' }} onChange={this.onCheckBoxChange} value={this.state.checkBoxValues}>
-          { datas.homeworks.map((item, index) => {
+          { datas.homeworks && datas.homeworks.map((item, index) => {
             // console.log("ShixunhomeWorkItem")
             // console.log("++++++++++++++++++++++++++++++++++++++++++")
             // console.log(JSON.stringify(this.props))