void Application_Error(object sender, EventArgs e)    {    if(Context != null)    {    HttpContext ctx = HttpContext.Current;    Exception ex = ctx.Server.GetLastError();    HttpException ev = ex as HttpException;    if(ev!= null)    {    if(ev.GetHttpCode() == 404)    {    ctx.ClearError();    Response.Redirect("~/nofound.aspx", false);    Response.End();    }    else    {    Server.Transfer("~/Error.aspx", false);    }    }    }    }

//全站 Error 处理        protected void Application_Error()        {            //获取关于当前请求的 HTTP 特定信息。            if (Context != null)            {                Exception ex = HttpContext.Current.Server.GetLastError() as Exception;                //HttpException ex = Context.Server.GetLastError() as HttpException;                if (ex != null)                {                    //404                    if (ex is HttpException)                    {                        HttpException hEx = ex as HttpException;                        if (hEx.GetHttpCode() == 404)                        {                            Context.ClearError();                            Context.Response.Redirect("~/RouteOne/NotFind/?from=" + Context.Request.UrlReferrer);                            Context.Response.End();                        }                    }                    else                    {                        //服务器错误                        //Context.Server.Transfer("~/RouteOne/Error/?msg=" + ex.Message);                        Context.Response.Redirect("~/RouteOne/Error/?msg=" + Context.Request.UrlReferrer);                        Context.Response.End();                    }                }            }        }