diff --git a/secondev-history-action/src/main/java/com/weaver/seconddev/interfaces/workflow/controller/K3_Check_CustomerInfo_controller.java b/secondev-history-action/src/main/java/com/weaver/seconddev/interfaces/workflow/controller/K3_Check_CustomerInfo_controller.java
index 31158c1..b91e61b 100644
--- a/secondev-history-action/src/main/java/com/weaver/seconddev/interfaces/workflow/controller/K3_Check_CustomerInfo_controller.java
+++ b/secondev-history-action/src/main/java/com/weaver/seconddev/interfaces/workflow/controller/K3_Check_CustomerInfo_controller.java
@@ -48,17 +48,19 @@ public class K3_Check_CustomerInfo_controller {
             req.setFNumber(custnumber);
             req.setDataCenterID(datacenterid);
             CustomerServiceStub.CustomerSearchRes res = services.getCustMsg(req);
-            code = res.getCode();
-            message = res.getMessage();
-            issuccess = res.getIsSuccess();
-            result = res.getResult();
+            code = null2String(res.getCode());
+            message = null2String(res.getMessage());
+            issuccess = null2String(res.getIsSuccess());
+            result = null2String(res.getResult());
             JSONObject resultJson = new JSONObject();
             resultJson.put("code",code);
             resultJson.put("message",message);
             resultJson.put("IsSuccess",issuccess);
             resultJson.put("result",result);
             List<Map<String,Object>> customers = new ArrayList<>();
-            if(!result.equals("0")) {
+            log.error("K3_Check_CustomerInfo_controller execute result : " + result);
+            log.error("K3_Check_CustomerInfo_controller execute resultJson : " + resultJson);
+            if(!code.equals("0")) {
                 CustomerServiceStub.ArrayOfCustSample supsample = res.getCustSamples();
                 CustomerServiceStub.CustSample[] arrs = supsample.getCustSample();
                 if (arrs != null && arrs.length > 0) {