diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Parts/PartAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Parts/PartAppService.cs
index f3e53c3..b5bb00b 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Parts/PartAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Parts/PartAppService.cs
@@ -77,8 +77,9 @@ namespace Win_in.Sfs.Scp.WebApi
             }
             catch (Exception ex)
             {
+                var baseEx = ex.GetBaseException();
                 entity.ErrorCode = 1;
-                entity.ErrorMessage = ex.Message;
+                entity.ErrorMessage = baseEx.Message;
             }
 
             var ret = await _partRepository.InsertAsync(entity);
diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/PurchaseOrders/PurchaseOrderAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/PurchaseOrders/PurchaseOrderAppService.cs
index dba6271..e4b545e 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/PurchaseOrders/PurchaseOrderAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/PurchaseOrders/PurchaseOrderAppService.cs
@@ -81,8 +81,9 @@ namespace Win_in.Sfs.Scp.WebApi
             }
             catch (Exception ex)
             {
+                var baseEx = ex.GetBaseException();
                 entity.ErrorCode = 1;
-                entity.ErrorMessage = ex.Message;
+                entity.ErrorMessage = baseEx.Message;
             }
             var ret = await _purchaseOrderRepository.InsertAsync(entity);
             var dto = ObjectMapper.Map<PurchaseOrder, PurchaseOrderDTO>(ret);
diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Receipts/ReceiptAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Receipts/ReceiptAppService.cs
index 9d15950..1dc429c 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Receipts/ReceiptAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Receipts/ReceiptAppService.cs
@@ -80,8 +80,9 @@ namespace Win_in.Sfs.Scp.WebApi
             }
             catch (Exception ex)
             {
+                var baseEx = ex.GetBaseException();
                 entity.ErrorCode = 1;
-                entity.ErrorMessage = ex.Message;
+                entity.ErrorMessage = baseEx.Message;
             }
 
             var ret = await _receiptRepository.InsertAsync(entity);
diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Suppliers/SuppliersAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Suppliers/SuppliersAppService.cs
index 9b26f4d..2172970 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Suppliers/SuppliersAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/Suppliers/SuppliersAppService.cs
@@ -76,8 +76,9 @@ namespace Win_in.Sfs.Scp.WebApi
             }
             catch (Exception ex)
             {
+                var baseEx = ex.GetBaseException();
                 entity.ErrorCode = 1;
-                entity.ErrorMessage = ex.Message;
+                entity.ErrorMessage = baseEx.Message;
             }
 
             var ret = await _supplierRepository.InsertAsync(entity);
diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/UnplannedReceipts/UnplannedReceiptAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/UnplannedReceipts/UnplannedReceiptAppService.cs
index 4c56743..db6425e 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/UnplannedReceipts/UnplannedReceiptAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/UnplannedReceipts/UnplannedReceiptAppService.cs
@@ -79,8 +79,9 @@ namespace Win_in.Sfs.Scp.WebApi
             }
             catch (Exception ex)
             {
+                var baseEx = ex.GetBaseException();
                 entity.ErrorCode = 1;
-                entity.ErrorMessage = ex.Message;
+                entity.ErrorMessage = baseEx.Message;
             }
 
 
diff --git a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/WebApiAppService.cs b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/WebApiAppService.cs
index 8df4237..ba0d68a 100644
--- a/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/WebApiAppService.cs
+++ b/WebApiService/src/Win_in.Sfs.Scp.WebApi.Application/WebApiAppService.cs
@@ -15,4 +15,9 @@ namespace Win_in.Sfs.Scp.WebApi
             LocalizationResource = typeof(WebApiResource);
         }
     }
+
+    public static class ExceptionExtension
+    {
+
+    }
 }