Maziyar.Developer

routs.MapPageRoute(
                "aspdotnet",
                "Archives/~/ArchiveOn/{ID}",
                "~/ArchiveOn.aspx");

there is problem with you route. Why you are using ~ in your route ?

see following link

http://weblogs.asp.net/scottgu/archive/2009/10/13/url-routing-with-asp-net-4-web-forms-vs-2010-and-net-4-0-series.aspx