Convert Secure Page to PDF

can you please tell me the Detaild Info about your Problem

Thanks for your kind reply.

Detailed Info:
There is a Membership Security on each page as if any body make a direct request to the Secure Pages it will be redirected to the Login Page.

CODE SNIPPET

protected void btnCreatePDF_Click(object sender, ImageClickEventArgs e)
        {
            Document doc1 = new Document();

            string path = Server.MapPath("PDF");
            PdfWriter.GetInstance(doc1, new FileStream(path + "/Doc3.pdf", FileMode.Create));

            doc1.Open();

            doc1.Add(new Paragraph(GetHtmlPage()));

            doc1.Close();
}

private string GetHtmlPage()
        {

            String strResult;
            WebResponse objResponse;
            WebRequest objRequest = HttpWebRequest.Create(Request.Url.AbsoluteUri);
            objResponse = objRequest.GetResponse();
            using (StreamReader sr = new StreamReader(objResponse.GetResponseStream()))
            {
                strResult = sr.ReadToEnd();
                sr.Close();
            }
      }