diff --git a/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs b/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
index 905ea7a4d..c906330fd 100644
--- a/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/Reading/_MapConfig.cs
@@ -267,6 +267,7 @@ namespace IRaCIS.Core.Application.Service
 
             CreateMap<ReadingQuestionSystem, ReadingQuestionTrial>()
                 .ForMember(d => d.CreateUser, u => u.Ignore())
+                 .ForMember(d => d.ReadingTableQuestionTrialList, u => u.Ignore())
                 .ForMember(d => d.ReadingQuestionSystemId, u => u.MapFrom(s => s.Id));
 
             CreateMap<ReadingTableAnswerRowInfo, TableAnsweRowInfo>()