diff --git a/packageE/pages/cart/cart2/cart2.js b/packageE/pages/cart/cart2/cart2.js
index f73c883..6d8c0d9 100644
--- a/packageE/pages/cart/cart2/cart2.js
+++ b/packageE/pages/cart/cart2/cart2.js
@@ -555,8 +555,9 @@ Page({
       })
       if (pt_res) {
         for (let io = 0; io <new_arr.length ; io++) {
-          new_arr[io].account_yc = this.arr_get_goods_n(new_arr[io], pt_res).fisrt_account;
-          new_arr[io].account_yc_yu = this.arr_get_goods_n(new_arr[io], pt_res).fisrt_account_yu;
+          //要防止空对象，用 || 0
+          new_arr[io].account_yc = this.arr_get_goods_n(new_arr[io], pt_res).fisrt_account || 0;
+          new_arr[io].account_yc_yu = this.arr_get_goods_n(new_arr[io], pt_res).fisrt_account_yu || 0;
         }
       }
 
@@ -7121,11 +7122,12 @@ Page({
   },
 
 
-  //从优惠的映射中拿出商品从表的item
+  //从优惠的映射中拿出商品从表的item,要防止空对象的时候，空就返回空对象
   arr_get_goods_n: function (good, arr) {
     for (var i in arr) {
       if (arr[i].goods_id == good.goods_id && arr[i].prom_id == good.prom_id && arr[i].prom_type == good.prom_type ) return arr[i];
     }
+    return {};
   },