Microsoft.mshtml execCommand("Copy", false, null) returns false on Windows 2012 Server -


i using following code save image c# webbrowser control in windows forms application. use microsoft.mshtml ihtmldocument2 achieve this

the following code works fine in windows 8 pc not working in windows 2012 server while running on server 'imgrange.execcommand("copy", false, null);' returns false. , 'bmp' null causing null reference exception.

i have google search , did not find solution.

anybody please help.. many thanks

        ihtmldocument2 doc =(ihtmldocument2)webbrowser.document.domdocument;         ihtmlcontrolrange imgrange = (ihtmlcontrolrange((htmlbody)doc.body).createcontrolrange();         foreach (ihtmlimgelement img in doc.images)         {             if (img.src == "image url") //identify image             {                 imgrange.add((ihtmlcontrolelement)img);                 **imgrange.execcommand("copy", false, null);** //returns false in 2012 server                 using (bitmap bmp = (bitmap)clipboard.getdataobject().getdata(dataformats.bitmap))                 {                     bmp.save("filename.png");                 }             }         }


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