diff --git a/webht/third_party/vendorPlanSync/models/BIZ_orders_model.php b/webht/third_party/vendorPlanSync/models/BIZ_orders_model.php
index 5132d35f..a718d921 100644
--- a/webht/third_party/vendorPlanSync/models/BIZ_orders_model.php
+++ b/webht/third_party/vendorPlanSync/models/BIZ_orders_model.php
@@ -37,7 +37,7 @@ class BIZ_Orders_model extends CI_Model {
     public function get_guestlist($COLD_SN_str)
     {
         $sql = "SELECT
-                    BPE.BPE_FirstName+' '+BPE.BPE_MiddleName+' '+BPE.BPE_LastName as MemberName,
+                    isnull(BPE.BPE_FirstName,'') +' '+isnull(BPE.BPE_MiddleName,'') +' '+isnull(BPE.BPE_LastName ,'') as MemberName,
                     BPE.BPE_BirthDate BirthDay,
                     ISNULL((select SYC2_CodeDiscribe
                             from V_System_Code
@@ -335,7 +335,7 @@ return ;
                 ,f.adultcost
                 ,f.TicketAddress
                 ,cold.COLD_PersonNum as adult_num
-                ,cold.COLD_ChildNum+cold.COLD_BabyNum as child_num
+                ,isnull(cold.COLD_ChildNum,0)+isnull(cold.COLD_BabyNum,0) as child_num
                 ,cold.COLD_StartDate,cold.COLD_EndDate
                 ,(select CII2_Name from CItyInfo2
                     inner join VEndorInfo on VEI_CII_Name=CII2_CII_SN
@@ -394,7 +394,7 @@ return ;
     public function get_customer_contact($COLD_SN_str)
     {
         $sql = "SELECT
-                GUT_FirstName + ' '+GUT_LastName as MemberName,
+                isnull(GUT_FirstName,'') + ' '+isnull(GUT_LastName,'') as MemberName,
                 '' as BirthDay,
                 '' as Gender,
                 GUT_MoveTel as phone,