DC_Initlizer/AwInitilizer/App.xaml

<Application x:Class="AwInitilizer.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:AwInitilizer" 
             xmlns:converterNamespace="clr-namespace:AwInitilizer.Converter"
             StartupUri="MainWindow.xaml">
    <Application.Resources>
        <ResourceDictionary>
            <converterNamespace:BooleanAndConverter x:Key="booleanAndConverter" />
        </ResourceDictionary>
    </Application.Resources>
</Application>