ASP.Net: Display records from multiple table based on condition using C#

i am creating query all record correct show but click function not working

Please Check

    private void showfrndstry()
    {
        DataSet odt;
        odt = IP.showfrndstory(Int32.Parse(Session["uid"].ToString()));
        if (odt != null)
        {
            if (odt.Tables[0].Rows.Count > 0)
            {
                dlstory.DataSource = odt;
                dlstory.DataBind();
            }
        }
    }

    protected void dlstory_ItemDataBound(object sender, DataListItemEventArgs e)
    {
        if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
        {
            Repeater rp1 = e.Item.FindControl("rp1") as Repeater;
            Label lbluid = e.Item.FindControl("lblid") as Label;
            int an = Int32.Parse(lbluid.Text);
            DataSet odt;
            odt = IP.SHOWSTORY(an);
            if (odt != null)
            {
                if (odt.Tables[0].Rows.Count > 0)
                {
                    rp1.DataSource = odt;
                    rp1.DataBind();
                }
            }
        }
    }
    public DataSet showfrndstory(int id)
    {
        Sqlcon();

        string qry=  "With cte AS("
            + "SELECT ROW_NUMBER() OVER(PARTITION BY c.u_id ORDER BY c.u_id DESC) AS RowNum,a.to_id, c.*, a.from_id,  b.id as 'bid', c.u_id as 'cuid' from tblfrequst a" + " join tbluserinfo b on a.to_id=b.id " +  " join story c on c.u_id=b.id" + " where a.from_id=10 and a.request_status='AC'"
            +  " UNION "
            +  " select ROW_NUMBER() OVER(PARTITION BY c.u_id ORDER BY c.u_id DESC) AS RowNum, a.to_id,c.*, a.from_id, b.id, c.u_id from tblfrequst a" + " join tbluserinfo b on a.from_id=b.id" + " join story c on c.u_id=b.id " + " where a.to_id=10 and a.request_status='AC'"
            +")"
            + " SELECT * FROM cte WHERE RowNum <= 1";

        SqlDataAdapter adp = new SqlDataAdapter(qry, con);
         

        DataSet ds = new DataSet();
        adp.Fill(ds);
        if (ds.Tables[0].Rows.Count > 0)
        {
            return ds;
        }
        else
        {
            return null;
        }
    }