ASP.net的物流管理系统，我经过了修改了，还是有问题

using System;using System.Configuration;using System.Data;using System.Linq;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.HtmlControls;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using Logistics.BLL;using Logistics.Model;public partial class Login : System.Web.UI.Page{ protected void Page_Load(object sender, EventArgs e) { } protected void ImageButton1_Click(object sender, ImageClickEventArgs e) { Logistics.BLL.User user = new Logistics.BLL.User(); LoginUser lu = new LoginUser(); { { Logistics_User l_u = user.login(ustext.Text, JavaScript.ToMd5(pwdtext.Text.Trim())); { lu.CompanyId = l_u.Company_ID; lu.Role = l_u.Role_ID; lu.UserId = l_u.User_ID; lu.Username = l_u.User_Name; lu.Account = l_u.User_Account; Session["LoginUser"] = lu; JavaScript.redirect("index.aspx"); } } } }}源码下载：http://pan.baidu.com/share/link?shareid=1319527420&uk=2215305634