Posted on: 11/27/2014 4:34:21 AM | Views : 618

Hi,
I used webbrowser,drawtobitmap method to create an image of my resultant web page and I am getting "parameter is not valid " error. Following is the code
Dim url As String = "www.test.com?sid=viewstate("sID").toistring()" Dim imagename As String = Server.MapPath("~/testf/test.png") Dim web As System.Windows.Forms.WebBrowser = New System.Windows.Forms.WebBrowser() With web .ScrollBarsEnabled = False .ScriptErrorsSuppressed = True .Navigate(url) While Not .ReadyState = Windows.Forms.WebBrowserReadyState.Complete System.Windows.Forms.Application.DoEvents() System.Threading.Thread.Sleep(10000) End While End With Dim width As Integer = web.Document.Body.ScrollRectangle.Width Dim height As Integer = web.Document.Body.ScrollRectangle.Height ...

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