diff --git a/IRaCIS.Core.Application/Service/Common/DTO/FrontAuditConfigViewModel.cs b/IRaCIS.Core.Application/Service/Common/DTO/FrontAuditConfigViewModel.cs
index ad9d9d1b2..5cc1bfabc 100644
--- a/IRaCIS.Core.Application/Service/Common/DTO/FrontAuditConfigViewModel.cs
+++ b/IRaCIS.Core.Application/Service/Common/DTO/FrontAuditConfigViewModel.cs
@@ -286,10 +286,10 @@ namespace IRaCIS.Core.Application.ViewModel
 
 
         //byzhouahng
-        public string TableConfigJsonStr { get; set; }
+        public string TableConfigJsonStr { get; set; } = String.Empty;
         public string UrlConfigJsonStr { get; set; } = String.Empty;
 
-        public UrlConfig UrlConfig { get; set; }
+        public UrlConfig UrlConfig { get; set; } = new UrlConfig();
         public List<TableConfig> TableConfigList { get; set; } = new List<TableConfig>();
 
     }
diff --git a/IRaCIS.Core.Infra.EFCore/Common/AuditingData.cs b/IRaCIS.Core.Infra.EFCore/Common/AuditingData.cs
index 6734aa053..93390dcf6 100644
--- a/IRaCIS.Core.Infra.EFCore/Common/AuditingData.cs
+++ b/IRaCIS.Core.Infra.EFCore/Common/AuditingData.cs
@@ -1221,6 +1221,7 @@ namespace IRaCIS.Core.Infra.EFCore.Common
                 //var user = await _dbContext.Users.Include(x => x.UserTypeRole).FirstOrDefaultAsync(x => x.Id == entity.UserId);
                 await InsertInspection<TrialUser>(entity, type, x => new InspectionConvertDTO
                 {
+                    IsDistinctionInterface= type == AuditOpt.Update ? true : false,
                     TrialId = x.TrialId,
                     ObjectRelationParentId = x.TrialId,
                     ObjectRelationParentId2 = x.UserId,