diff --git a/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs b/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
index 852a75965..8987cd594 100644
--- a/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
@@ -68,7 +68,10 @@ namespace IRaCIS.Core.Application.Service
             #endregion
 
             CreateMap<VisitTask, VisitTaskDto>();
-            CreateMap<SubmitTableQuestionInDto, ReadingTableAnswerRowInfo>().ForMember(dest => dest.CreateUser, opt => opt.Ignore());
+            CreateMap<SubmitTableQuestionInDto, ReadingTableAnswerRowInfo>()
+                .ForMember(dest => dest.CreateUser, opt => opt.Ignore())
+                .ForAllMembers(opts => opts.Condition((src, dest, srcMember) => srcMember != null));
+
             CreateMap<ShortcutKey, DefaultShortcutKeyView>();
             CreateMap<TrialDataFromSystem, ReadingMedicineTrialQuestion>().ForMember(dest => dest.CreateUser, opt => opt.Ignore());
 
diff --git a/IRaCIS.Core.Application/Service/WorkLoad/_MapConfig.cs b/IRaCIS.Core.Application/Service/WorkLoad/_MapConfig.cs
index 4a855e503..a590b98b4 100644
--- a/IRaCIS.Core.Application/Service/WorkLoad/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/WorkLoad/_MapConfig.cs
@@ -2,6 +2,7 @@
 using IRaCIS.Application.Contracts;
 using IRaCIS.Core.Application.Service.WorkLoad.DTO;
 using IRaCIS.Core.Domain.Models;
+using static IRaCIS.Application.Services.TestService;
 
 namespace IRaCIS.Core.Application.Service
 {
@@ -17,7 +18,8 @@ namespace IRaCIS.Core.Application.Service
 
             CreateMap<SetCriterionJoinJoinAnalysisCommand, EnrollReadingCriterion>().ReverseMap();
 
-
+            CreateMap<TestModel, TestModel2>();
+            
 
         }
     }
diff --git a/IRaCIS.Core.Application/TestService.cs b/IRaCIS.Core.Application/TestService.cs
index d8876bcac..5f37812f2 100644
--- a/IRaCIS.Core.Application/TestService.cs
+++ b/IRaCIS.Core.Application/TestService.cs
@@ -105,18 +105,32 @@ namespace IRaCIS.Application.Services
         {
             public Guid TestId { get; set; }
 
-            public string TestName { get; set; }
+            public string? TestName { get; set; }
 
         }
 
 
+        public class TestModel2
+        {
+            public Guid TestId { get; set; }
+
+            public string TestName { get; set; }
+        }
+
 
         public async Task<IResponseOutput> TestJson()
         {
+            var model1 = new TestModel() { TestId = NewId.NextSequentialGuid(), TestName = null };
+            var model2 = new TestModel2() { TestId = NewId.NextSequentialGuid(), TestName = "test2" };
+
+            //_mapper.Map(from, dbEntity);
+
+            var model4=  _mapper.Map(model1, model2);
+
 
             await _trialBodyPartRepository.FirstOrDefaultAsync();
 
-            await _trialBodyPartRepository.Where(t=>t.Trial.Id==Guid.Empty).FirstOrDefaultAsync();
+            await _trialBodyPartRepository.Where(t => t.Trial.Id == Guid.Empty).FirstOrDefaultAsync();
 
             return ResponseOutput.Ok(new TestModel(), IRCEmailPasswordHelper.GenerateRandomPassword(10));
         }
diff --git a/IRaCIS.Core.Domain/IRaCIS.Core.Domain.csproj b/IRaCIS.Core.Domain/IRaCIS.Core.Domain.csproj
index 8f65510a5..555fa1854 100644
--- a/IRaCIS.Core.Domain/IRaCIS.Core.Domain.csproj
+++ b/IRaCIS.Core.Domain/IRaCIS.Core.Domain.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
-	<PropertyGroup>
+	<!--<PropertyGroup>
 		<Nullable>enable</Nullable>
-	</PropertyGroup>
+	</PropertyGroup>-->
   <PropertyGroup>
     <TargetFramework>net8.0</TargetFramework>
   </PropertyGroup>