diff --git a/platformapi/mtpsapi/callback.go b/platformapi/mtpsapi/callback.go
index 2cda2ffb..a63d231c 100644
--- a/platformapi/mtpsapi/callback.go
+++ b/platformapi/mtpsapi/callback.go
@@ -48,8 +48,8 @@ func (a *API) CheckCallbackValidation(request *http.Request) (callbackResponse *
 	}
 
 	for _, valueKey := range []string{"delivery_id", "mt_peisong_id", "order_id"} {
-		baseapi.SugarLogger.Errorf("Missing mandatory param:%v", valueKey)
 		if request.FormValue(valueKey) == "" {
+			baseapi.SugarLogger.Errorf("Missing mandatory param:%v", valueKey)
 			return &CallbackResponse{
 				Code: -1,
 			}
@@ -76,7 +76,7 @@ func (a *API) GetOrderCallbackMsg(request *http.Request) (orderMsg *CallbackOrde
 			Sign:      request.FormValue("sign"),
 		},
 		Status:         int(utils.Str2Int64(request.FormValue("status"))),
-		CancelReasonId: int(utils.Str2Int64(request.FormValue("cancel_reason_id"))),
+		CancelReasonId: int(utils.Str2Int64WithDefault(request.FormValue("cancel_reason_id"), 0)),
 		CancelReason:   request.FormValue("cancel_reason"),
 	}
 	return orderMsg, nil
diff --git a/utils/utils.go b/utils/utils.go
index a7b91f25..a872655b 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -116,10 +116,10 @@ func Bool2String(value bool) string {
 	return "false"
 }
 
-func Str2Int(str string) int {
-	retVal, err := strconv.Atoi(str)
+func Str2Int64WithDefault(str string, defValue int64) int64 {
+	retVal, err := strconv.ParseInt(str, 10, 64)
 	if err != nil {
-		baseapi.SugarLogger.Errorf("error when convert %s to int", str)
+		return defValue
 	}
 	return retVal
 }