SqlDataReader Error: Invalid attempt to call MetaData when reader is closed in ASP.Net

Invalid attempt to call MetaData when reader is closed.

Error occured in line no 30

namespace Chipsmart
{
    public partial class WebForm19 : System.Web.UI.Page
    {
        SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["Mycon"].ConnectionString);       
        SqlCommand cmd11 = new SqlCommand();
        protected void Page_Load(object sender, EventArgs e)
        {
            checkDate();
            if (!this.IsPostBack)
            {               
                con.Open();
                SqlCommand cmd1 = new SqlCommand("SELECT DISTINCT AddRaw_199.Id,AddRaw_199.Name,AddRaw_199.Contact,AddRaw_199.District,AddRaw_199.Address,AddRaw_199.State,AddRaw_199.Status,AddRaw_199.Email,AddRaw_199.PoQuantity,Company_Data199.PQuantity,Total=AddRaw_199.PoQuantity*Company_Data199.PQuantity FROM AddRaw_199 INNER JOIN Company_Data199 ON AddRaw_199.Id = Company_Data199.Id where AddRaw_199.Status = 0 and AddRaw_199.Company_Email = Company_Data199.Email and PoQuantity != 0 ", con);
                SqlDataReader dr = cmd1.ExecuteReader();
                gvData.DataSource = dr;
                gvData.CssClass = "table table-bordered table-highlight";
                gvData.DataBind();
                con.Close();
                try
                {
                    con.Open();
                    cmd11.Connection = con;
                    cmd11.CommandType = CommandType.Text;
                    cmd11.CommandText = "select Name,Address,District,State,Contact from Company_Data199 where Email='" + Session["Com"].ToString() + "'";
                    SqlDataReader dr1 = cmd11.ExecuteReader();                   
                    if (dr1.HasRows)
                    {
                        if (dr1.Read())
                        {                         
                            n1.Text = dr["Name"].ToString();
                            sta.Text = dr["State"].ToString();
                            dis.Text = dr["District"].ToString();
                            add.Text = dr["Address"].ToString();
                            cont.Text = dr["Contact"].ToString();                         
                        }
                    }
                }
                catch (Exception ex)
                {
                    Response.Write(ex);
                }
                finally
                {
                    con.Close();
                }
            }
            try
            {
                con.Open();
                cmd11.Connection = con;
                cmd11.CommandType = CommandType.Text;
                cmd11.CommandText = "select Name,Address,District,State,Contact from Company_Data199 where Email='" + Session["Com"].ToString() + "'";
                SqlDataReader dr = cmd11.ExecuteReader();
                if (dr.HasRows)
                {
                    if (dr.Read())
                    {
                        n1.Text = dr["Name"].ToString();
                        sta.Text = dr["State"].ToString();
                        dis.Text = dr["District"].ToString();
                        add.Text = dr["Address"].ToString();
                        cont.Text = dr["Contact"].ToString();
                    }
                }
            }
            catch (Exception)
            {
                throw;
            }
            finally
            {
                con.Close();
            }
        }
    }
}