Session'dan veri okuma DataTable

SqlDataAdapter adp = new SqlDataAdapter("SELECT * FROM Tbl_Makina", Con);

DataTable dt = new DataTable();

adp.Fill(dt);

Session.Add("dt", dt);

adp.Dispose();

}

protected void BtnOku_Click(object sender, EventArgs e)
{

DataTable dt = new DataTable();

dt = (DataTable)Session["dt"];

Response.Write(dt.Rows[0]["OrderID"].ToString());

DataList1.DataSource = dt;

DataList1.DataBind();

dt.Dispose();

dt.Clear();

Session["dt"] = null;

}