''

src/pages/classdetail/index.js

@@ -976,7 +976,7 @@ class ClassDetailForm extends React.Component {
         render: (text, record, index) => {
           return (
             <div>
-              {record.times.map(ele => <div>{ele}</div>)}
+              {record.times && record.times.map(ele => <div>{ele}</div>)}
             </div>
           );
         },

src/pages/classmgt/ClassStatusChangeModal.js

@@ -75,7 +75,7 @@ class ClassStatusChangeModal extends React.Component {
         render: (text, record, index) => {
           return (
             <div>
-              {record.school_teachers.map(ele => ele.nickname).join(',') }
+              {record.school_teachers && record.school_teachers.map(ele => ele.nickname).join(',') }
             </div>
           );
         },

src/pages/classmgt/index.js

@@ -415,7 +415,7 @@ class ClassMgtForm extends React.Component {
         render: (text, record, index) => {
           return (
             <div >
-              {record.school_teachers.map(ele => ele.nickname).join(',') }
+              {record.school_teachers && record.school_teachers.map(ele => ele.nickname).join(',') }
             </div>
           );
         },

src/pages/integralmanage/storesetting/GoodsAddModal.js

@@ -207,7 +207,7 @@ class GoodsAddModal extends React.Component {
               { currentIndex >= editCouponInfo.banner.length && editCouponInfo.banner.length > 0 &&
               <div className={pageStyle.smallImgBox}>
                 <Icon className={pageStyle.smallImgBoxClose} onClick={this.imgCancelUpdate} type="close" />
-                {editCouponInfo.banner.map((img, i) => (
+                {editCouponInfo.banner && editCouponInfo.banner.map((img, i) => (
                   <div className={pageStyle.smallImgItem}>
                     <div className={pageStyle.smallImgItembox}>
                       <img alt="" src={imagify(img)} />