private void Page_Load(object sender, System.EventArgs e) { // Get the ProductTable from the Session State // so we can bind to it. productTable = Session["productTable"] as DataTable; // Force the Binding to occur // on the Data Binding that we created in the // ASP.NET Page // Or you could call DataBind() on the page to force all controls to // data bind. theTextBox.DataBind(); }