diff --git a/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml b/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml
new file mode 100644
index 0000000..5498f61
--- /dev/null
+++ b/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml
@@ -0,0 +1,14 @@
+<Window x:Class="CamBooth.App.Core.GenericOverlayWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:local="clr-namespace:CamBooth.App.Core"
+        mc:Ignorable="d"
+        Title="GenericOverlayWindow" Height="350" Width="600">
+    <Grid>
+        <TextBlock Name="TbHeader" FontSize="40" HorizontalAlignment="Center">Hoppla</TextBlock>
+        <TextBlock Name="TbContent" FontSize="25" HorizontalAlignment="Center" VerticalAlignment="Center">Sorry, da ging was schief!</TextBlock>
+        <Button Click="ButtonBase_OnClick" Width="300" Height="100" FontSize="25" HorizontalAlignment="Center" VerticalAlignment="Bottom" Content="Schließen"></Button>
+    </Grid>
+</Window>
diff --git a/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml.cs b/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml.cs
new file mode 100644
index 0000000..4bad565
--- /dev/null
+++ b/src/CamBooth/CamBooth.App/Core/GenericOverlayWindow.xaml.cs
@@ -0,0 +1,17 @@
+using System.Windows;
+
+namespace CamBooth.App.Core;
+
+public partial class GenericOverlayWindow : Window
+{
+	public GenericOverlayWindow()
+	{
+		InitializeComponent();
+	}
+
+
+	private void ButtonBase_OnClick(object sender, RoutedEventArgs e)
+	{
+		this.Close();
+	}
+}
\ No newline at end of file
diff --git a/src/CamBooth/CamBooth.App/LiveView/LiveViewPage.xaml.cs b/src/CamBooth/CamBooth.App/LiveView/LiveViewPage.xaml.cs
index 75a9a99..c632022 100644
--- a/src/CamBooth/CamBooth.App/LiveView/LiveViewPage.xaml.cs
+++ b/src/CamBooth/CamBooth.App/LiveView/LiveViewPage.xaml.cs
@@ -22,11 +22,12 @@ public partial class LiveViewPage : Page
 	private readonly AppSettingsService _appSettings;
 
 	private readonly CameraService _cameraService;
-	
+
 	Action<BitmapImage> SetImageAction;
-	
+
 	private ImageBrush bgbrush = new ImageBrush();
-	
+
+
 	public LiveViewPage(Logger logger, AppSettingsService appSettings, CameraService cameraService)
 	{
 		this._logger = logger;
@@ -61,20 +62,7 @@ public partial class LiveViewPage : Page
 			_logger.Error(ex.Message);
 		}
 	}
-
-
-	public void TakePhoto()
-	{
-		try
-		{
-			this._cameraService.TakePhoto();
-		}
-		catch (Exception e)
-		{
-			MessageBox.Show("Sorry, das hat leider nicht geklappt!");
-		}
-	}
-
+	
 
 	public void Dispose()
 	{
diff --git a/src/CamBooth/CamBooth.App/MainWindow.xaml b/src/CamBooth/CamBooth.App/MainWindow.xaml
index d1ee414..86e94e8 100644
--- a/src/CamBooth/CamBooth.App/MainWindow.xaml
+++ b/src/CamBooth/CamBooth.App/MainWindow.xaml
@@ -13,10 +13,10 @@
     <Grid>
 
         <Grid.RowDefinitions>
-            <RowDefinition Height="*" /> <!-- Erste Zeile (Auto-Höhe) -->
-            <RowDefinition Height="Auto" />    <!-- Zweite Zeile (flexibler Platz) -->
-            <RowDefinition Height="Auto" />    <!-- Dritte Zeile (flexibler Platz) -->
-            <RowDefinition Height="Auto" /> <!-- Dritte Zeile (Auto-Höhe) -->
+            <RowDefinition Height="*" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="Auto" />
         </Grid.RowDefinitions>
 
         <!-- Inhalt der ersten Zeile -->
@@ -48,7 +48,12 @@
                Background="Blue"
                VerticalAlignment="Bottom"
                Panel.ZIndex="1" />
-
+        
+        <StackPanel x:Name="GenericPanelCtl"
+                    Panel.ZIndex="10"
+                    Grid.Row="0">
+        </StackPanel>
+        
         <!-- Inhalt der dritten Zeile -->
         <StackPanel Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center"
                     Margin="0 0 5 5">
diff --git a/src/CamBooth/CamBooth.App/MainWindow.xaml.cs b/src/CamBooth/CamBooth.App/MainWindow.xaml.cs
index 7d4b478..c534d30 100644
--- a/src/CamBooth/CamBooth.App/MainWindow.xaml.cs
+++ b/src/CamBooth/CamBooth.App/MainWindow.xaml.cs
@@ -2,6 +2,7 @@
 using System.Windows;
 using System.Windows.Controls;
 
+using CamBooth.App.Core;
 using CamBooth.App.Core.AppSettings;
 using CamBooth.App.Core.Camera;
 using CamBooth.App.Core.Logging;
@@ -9,6 +10,10 @@ using CamBooth.App.DebugConsole;
 using CamBooth.App.LiveView;
 using CamBooth.App.PictureGallery;
 
+using Wpf.Ui.Controls;
+
+using MessageBox = Wpf.Ui.Controls.MessageBox;
+
 namespace CamBooth.App;
 
 /// <summary>
@@ -42,23 +47,13 @@ public partial class MainWindow : Window
 		this._cameraService = cameraService;
 		InitializeComponent();
 		this.SetVisibilityDebugConsole(this._isDebugConsoleVisible);
-		this.LoadPicturePanelAsync();
 		this.SetVisibilityPicturePanel(this._isPicturePanelVisible);
+		_ = this._pictureGalleryService.LoadThumbnailsToCache();
+		CreateMessageBox();
 		this.Closing += OnClosing;
 		logger.Info("MainWindow initialized");
 	}
 
-
-	private async void LoadPicturePanelAsync()
-	{
-		//this.PictureGalleryPage.Visibility = Visibility.Hidden;
-		//this.PictureGalleryPage.Navigate(new PictureGalleryPage(this._appSettings, this._logger));
-		// this._pictureGalleryService.LoadThumbnailsToCache();
-		await this._pictureGalleryService.LoadThumbnailsToCache();
-		//this.DebugFrame.Navigate(new DebugConsolePage(this._logger));
-	}
-
-
 	private void SetVisibilityPicturePanel(bool visibility)
 	{
 		if (visibility)
@@ -110,7 +105,23 @@ public partial class MainWindow : Window
 
 	private void TakePhoto(object sender, RoutedEventArgs e)
 	{
-		this._liveViewPage?.TakePhoto();
+		try
+		{
+			this._cameraService.TakePhoto();
+		}
+		catch (Exception exception)
+		{
+			this.CreateMessageBox();
+			this._logger.Info(exception.Message);
+		}
+	}
+
+
+	private void CreateMessageBox()
+	{
+        // <ui:MessageBox Title="Hoppla" FontSize="40" Grid.Row="0"  Name="MsgBoxCtl">
+        //     
+        // </ui:MessageBox>
 	}