diff --git a/Models/eva_adjust_postponement_quota/eva_adjust_postponement_quotaService.cs b/Models/eva_adjust_postponement_quota/eva_adjust_postponement_quotaService.cs
index 941696f..05406bb 100644
--- a/Models/eva_adjust_postponement_quota/eva_adjust_postponement_quotaService.cs
+++ b/Models/eva_adjust_postponement_quota/eva_adjust_postponement_quotaService.cs
@@ -531,22 +531,34 @@ namespace TodoAPI2.Models
 
             if(postponement_data != null)
             {
-                var plan = (from eva_p_p in _repository.Context.eva_performance_plan
-                            where eva_p_p.id == postponement_data.performance_plan_id
-                            select eva_p_p).FirstOrDefault();
+                var plan_id = postponement_data.performance_plan_id;
 
-                var start_plan = (from s in _repository.Context.eva_performance_plan_detail
-                                  where s.performance_plan_id == postponement_data.performance_plan_id
-                                  select s.start_date).Min();
+                if(plan_id == null)
+                {
+                    plan_id = (from plan_in_db in _repository.Context.eva_performance_plan
+                               where plan_in_db.fiscal_year == postponement_data.fiscal_year
+                               && plan_in_db.theTime == plan_in_db.theTime
+                               select plan_in_db.id).FirstOrDefault();
+                }
 
-                var end_plan = (from s in _repository.Context.eva_performance_plan_detail
-                                where s.performance_plan_id == postponement_data.performance_plan_id
-                                select s.end_date).Max();
+                if (plan_id.HasValue)
+                {
+                    var plan = (from eva_p_p in _repository.Context.eva_performance_plan
+                                where eva_p_p.id == plan_id
+                                select eva_p_p).FirstOrDefault();
 
-                model.theTime = plan.theTime;
-                model.min_plan_start_date = MyHelper.GetDateStringForReport(start_plan);
-                model.max_plan_end_date = MyHelper.GetDateStringForReport(end_plan);
+                    var start_plan = (from s in _repository.Context.eva_performance_plan_detail
+                                      where s.performance_plan_id == postponement_data.performance_plan_id
+                                      select s.start_date).Min();
 
+                    var end_plan = (from s in _repository.Context.eva_performance_plan_detail
+                                    where s.performance_plan_id == postponement_data.performance_plan_id
+                                    select s.end_date).Max();
+
+                    model.theTime = plan.theTime;
+                    model.min_plan_start_date = MyHelper.GetDateStringForReport(start_plan);
+                    model.max_plan_end_date = MyHelper.GetDateStringForReport(end_plan);
+                }
             }
 
             return model;