common/Ui/Common.UI/MainWindow.xaml

<NavigationWindow x:Class="Common.UI.MainWindow"
                  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                  ShowsNavigationUI="False"
                  Source="Pages/EregisterInitialize.xaml"
                  Title="Eregister Programierung">
</NavigationWindow>