Helaas!
The view 'Index' or its master was not found or no view engine supports the searched locations. The following locations were searched:~/Views/Default/Index.aspx
~/Views/Default/Index.ascx
~/Views/Shared/Index.aspx
~/Views/Shared/Index.ascx
~/Views/Default/Index.cshtml
~/Views/Default/Index.vbhtml
~/Views/Shared/Index.cshtml
~/Views/Shared/Index.vbhtml