修改

hdApp/src/admin/billing/affirmGhs.vue

@@ -355,7 +355,6 @@ export default {
 		}
     if(uni.getStorageSync('selectCouponInfo').couponSum) {
       this.couponText = '-￥' + uni.getStorageSync('selectCouponInfo').couponSum
-      this.allPrice = this.allPrice - Number(uni.getStorageSync('selectCouponInfo').couponSum)
     } else {
        this.hasCoupon()
     }

hdApp/src/admin/coupon/selectCouponList.vue

@@ -58,7 +58,7 @@ export default {
       couponSelInx: null,
       couponId: 0,
       data: {},
-      couponSum: '',
+      couponSum: '0',
       list: []
     };
   },