diff --git a/Library/Presentation/View/Product/ProductMasterView.xaml b/Library/Presentation/View/Product/ProductMasterView.xaml
index 2c9ef42..1b9b748 100644
--- a/Library/Presentation/View/Product/ProductMasterView.xaml
+++ b/Library/Presentation/View/Product/ProductMasterView.xaml
@@ -11,7 +11,8 @@
     <UserControl.DataContext>
         <ObjectDataProvider ObjectType="viewmodels:ProductMasterViewModel">
             <ObjectDataProvider.ConstructorParameters>
-              
+                <x:Null/>
+                <x:Null/>
             </ObjectDataProvider.ConstructorParameters>
         </ObjectDataProvider>
     </UserControl.DataContext>