stu

public/react/src/modules/courses/members/studentsList.js

@@ -814,7 +814,7 @@ class studentsList extends Component{
             </div>
             <Spin size="large" spinning={this.state.isSpin}>
             <div className="clearfix stu_table">
-              {!this.state.isSpin && <Checkbox.Group style={{ width: '100%' }} onChange={this.onCheckBoxChange} value={checkBoxValues}>       
+              {students && students.length && <Checkbox.Group style={{ width: '100%' }} onChange={this.onCheckBoxChange} value={checkBoxValues}>       
                 <Table columns={buildColumns(this,isParent)} dataSource={students} onChange={this.onTableChange} pagination={false}></Table>
               </Checkbox.Group> }
             </div>