修改bug

pages/tab/rank.vue

@@ -213,6 +213,7 @@ export default {
     },
     //跳转用户详情
     gotoDetail(item){
+      if (item != null && item !=''){
         if (uni.getStorageSync('userInfo').memRealAuthen != '1'){
           this.tipMsg = message.authenticationMsg;
           this.isConfirm = true;
@@ -222,6 +223,7 @@ export default {
         uni.navigateTo({
           url: '/pagesUser/userInfo?memberId='+item.businessId
         })
+      }
     },
     confirm() {
       this.isConfirm = false;