fix

zhongzheng-system/src/main/java/com/zhongzheng/modules/order/service/impl/OrderGoodsRefundServiceImpl.java

@@ -146,7 +146,7 @@ public class OrderGoodsRefundServiceImpl extends ServiceImpl<OrderGoodsRefundMap
         add.setUserId(order.getUserId());
         if(this.save(add)){
             Map<String, String> payResult =  iWxPayService.refund(out_trade_no,order.getTransid(),order.getPayPrice().toString(),"1");
-            if("OK".equals(payResult.get("return_msg"))){
+            if("OK".equals(payResult.get("return_msg"))&&StrUtil.isNotEmpty(payResult.get("refund_id"))){
                 return refundCall(payResult.get("refund_id"),add.getRefundId(),orderGoods.getOrderGoodsId(),order);
             }else{
                 throw new CustomException("退款错误");