protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { var mgr = MarinaManager.GetAllDocksAsList(); uxDocks.DataSource = mgr; uxDocks.DataValueField = "ID"; uxDocks.DataTextField = "Name"; uxDocks.DataBind(); } var id = Convert.ToInt32(uxDocks.SelectedValue); var sliplist = MarinaManager.GetSelectedSlip(id); uxSelectedSlips.DataSource = sliplist; uxSelectedSlips.DataBind(); HttpContext context = HttpContext.Current; var userId = Convert.ToInt32(context.Session["ID"]); var lease = MarinaManager.GetCustomerLease(userId).ToList(); uxLease.DataSource = lease; uxLease.DataBind(); }