Hey Sepa
Got the BarracudaGUI Version 0.3.1.0 working fine and had a chance to try your latest version. Unfortunately I get the following error when running it:

Details Information
************** Exception Text **************
System.IO.FileNotFoundException: Could not load file or assembly 'Microsoft.WindowsAPICodePack.Shell, Version=1.1.0.0, Culture=neutral,
PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified.
File name: 'Microsoft.WindowsAPICodePack.Shell, Version=1.1.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35'
at BarracudaGUI.frmMain.buttonStart_Click(Object sender, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)