Internet Explorer cannot display page Error on Redirect

I want a redirect from my system virtual directory page to another system working directory.I.E. one server to another server but ,I am getting error on IE Internet Explorer cannot display page while on other browser its working and redirecting the page fine.
The Class and method i use to post the URL is
public class RemotePost {     private System.Collections.Specialized.NameValueCollection Inputs = new System.Collections.Specialized.NameValueCollection();     public string Url = "";     public string Method = "post";     public string FormName = "form1";         /// <summary>         ///         /// </summary>         public RemotePost()  &n ...