更新

PaymentServer/src/main/java/com/zhongshu/payment/server/core/service/pay/impl/unionFrictionlessPay/UnionRequestService.java

@@ -140,6 +140,9 @@ public class UnionRequestService extends SuperService {
             }
             log.info("response: {} {}", responseModel.getErrCode(), code);
             responseModel.setCode(code);
+            if (code == 504) {
+                responseModel.setErrMsg("银联服务无法访问");
+            }
             stopWatch.stop();
             responseModel.setMillis(stopWatch.getTotalTimeMillis());
         } catch (Exception e) {