diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseEduApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseEduApplyApi.cs
index aa8863118..6866bd528 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseEduApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseEduApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Edu_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Edu_ApplyEntity>();
             List<Purchase_Edu_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Edu_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=purchaseeduIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseInfoApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseInfoApplyApi.cs
index d307a5d3a..95ff24d1e 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseInfoApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseInfoApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Info_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Info_ApplyEntity>();
             List<Purchase_Info_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Info_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=purchaseinfoIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseLogisticApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseLogisticApplyApi.cs
index 94a4b8be4..7d8d4f4b9 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseLogisticApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseLogisticApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Logistic_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Logistic_ApplyEntity>();
             List<Purchase_Logistic_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Logistic_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=purchaselogisticIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseOtherApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseOtherApplyApi.cs
index 984d359d1..7f26aa797 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseOtherApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseOtherApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Other_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Other_ApplyEntity>();
             List<Purchase_Other_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Other_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=PurchaseOtherIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchasePrintApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchasePrintApplyApi.cs
index f19031a53..858d4fa8b 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchasePrintApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchasePrintApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Print_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Print_ApplyEntity>();
             List<Purchase_Print_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Print_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id= purchaseprintIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseServiceApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseServiceApplyApi.cs
index d72b6a032..c4dbe43ed 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseServiceApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseServiceApplyApi.cs	
@@ -117,10 +117,13 @@ namespace Learun.Application.WebApi
             Purchase_Service_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Service_ApplyEntity>();
             List<Purchase_Service_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Service_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
+
             }
             string id=PurchaseServiceIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseStudentApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseStudentApplyApi.cs
index 0af2b763e..1e85bcf3f 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseStudentApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseStudentApplyApi.cs	
@@ -117,10 +117,13 @@ namespace Learun.Application.WebApi
             Purchase_Student_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Student_ApplyEntity>();
             List<Purchase_Student_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Student_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=PurchaseStudentIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseTravelApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseTravelApplyApi.cs
index 521fb0dcd..0d40810cf 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseTravelApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseTravelApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Travel_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Travel_ApplyEntity>();
             List<Purchase_Travel_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Travel_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=PurchaseTravelIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new
diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseWorkApplyApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseWorkApplyApi.cs
index ea23bdaad..62e30e2d2 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseWorkApplyApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/PurchaseApply/PurchaseWorkApplyApi.cs	
@@ -117,10 +117,12 @@ namespace Learun.Application.WebApi
             Purchase_Work_ApplyEntity entity = parameter.strEntity.ToObject<Purchase_Work_ApplyEntity>();
             List<Purchase_Work_ApplydetailsEntity> detailList = parameter.DetailList.ToObject<List<Purchase_Work_ApplydetailsEntity>>();
             //var code = entity.EnCode;
-
-            if (detailList.Count == 0)
+            if (detailList != null)
             {
-                return Fail("请添加明细");
+                if (detailList.Count == 0)
+                {
+                    return Fail("请添加明细");
+                }
             }
             string id=PurchaseWorkIBLL.SaveEntity(parameter.keyValue, entity, detailList);
             var json = new