diff --git a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
index 25ee0428b..b6900a32f 100644
--- a/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
+++ b/IRaCIS.Core.Application/Service/SiteSurvey/TrialSiteSurveyService.cs
@@ -1191,7 +1191,7 @@ namespace IRaCIS.Core.Application.Contracts
 
                 var userEmail = item.Key;
 
-                var userTypeIdList = item.Select(t => t.UserTypeId).ToList();
+                var userTypeIdList = item.Select(t => t.UserTypeId).Distinct().ToList();
 
                 var existSysUser = await _identityUserRepository.Where(t => t.EMail == userEmail, true).Include(t => t.UserRoleList).FirstOrDefaultAsync();
 
@@ -1322,7 +1322,7 @@ namespace IRaCIS.Core.Application.Contracts
 
 
 
-                    foreach (var userTypeId in userTypeIdList.Distinct())
+                    foreach (var userTypeId in userTypeIdList)
                     {
                         var findTrialUserRole = findTrialUser.TrialUserRoleList.Where(t => t.UserRole?.UserTypeId == userTypeId).FirstOrDefault();