open Windows Form with opcv From wpf windows
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**note** i am new in Wpf >
i have project that decode qr code by using opencv library throw web cam >
and it running successfully  

now i wanna to using this project in new Wpf project >
after adding new wpf project and make reference to to winFrom application >


and this my simple code to open winfrom >
    


    public void runnow(){
    Application.EnableVisualStyles();
    Application.SetCompatibleTextRenderingDefault(false);
    Application.Run(new CameraCapture.cameraCapture()); }




by ruining give me this exception  >

The type initializer for 'Emgu.CV.CvInvoke' threw an exception.>
 
what can i do for solve this 
