diff --git a/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs b/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
index 2c06beaa4..60ad6d580 100644
--- a/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
+++ b/IRaCIS.Core.Application/Service/Document/TrialEmailNoticeConfigService.cs
@@ -181,9 +181,11 @@ namespace IRaCIS.Core.Application.Service
 
             var sendEmailConfig = new SMTPEmailConfig();
 
-            var toUserList = _repository.Where<TrialUser>(t => t.TrialId == taskInfo.TrialId && emailConfig.TrialEmailNoticeUserList.Where(t => t.EmailUserType == EmailUserType.To).Select(c => c.UserType).Contains(t.User.UserTypeEnum)).Select(t => new { t.User.EMail, t.User.FullName });
+            var toUserTypeEnumList = emailConfig.TrialEmailNoticeUserList.Where(t => t.EmailUserType == EmailUserType.To).Select(c => c.UserType).ToList();
+            var toUserList = _repository.Where<TrialUser>(t => t.TrialId == taskInfo.TrialId && toUserTypeEnumList.Contains(t.User.UserTypeEnum)).Select(t => new { t.User.EMail, t.User.FullName }).ToList();
 
-            var copyUserList = _repository.Where<TrialUser>(t => t.TrialId == taskInfo.TrialId && emailConfig.TrialEmailNoticeUserList.Where(t => t.EmailUserType == EmailUserType.Copy).Select(c => c.UserType).Contains(t.User.UserTypeEnum)).Select(t => new { t.User.EMail, t.User.FullName });
+            var copyUserTypeEnumList = emailConfig.TrialEmailNoticeUserList.Where(t => t.EmailUserType == EmailUserType.Copy).Select(c => c.UserType).ToList();
+            var copyUserList = _repository.Where<TrialUser>(t => t.TrialId == taskInfo.TrialId && copyUserTypeEnumList.Contains(t.User.UserTypeEnum)).Select(t => new { t.User.EMail, t.User.FullName }).ToList();
 
 
             if (toUserList.Count() == 0)