Crystal report not fill

Question

I Can't make SAP crystal Report (2010) work, help me.

 

 

 

private void frmPrintTest_Load(object sender, EventArgs e)

{

dss.Clear();

pc.preencherDetalhesFaculdade();

PrintTest pt = new PrintTest();

pt.SetDataSource(dss);

PrintTest1.SetDataSource(dss);

crystalReportViewer1.ReportSource = PrintTest1;

crystalReportViewer1.RefreshReport();

crystalReportViewer1.Zoom(90);

}

 

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public void Details()

{

string sql = "select logo,address,director,chief,nt,website from tb_dad";

using (SqlConnection cn = new SqlConnection(con.stConexaoRH()))

{

try

{

cn.Open();

using (SqlCommand cm = new SqlCommand(sql, cn))

{

using (SqlDataReader rd = cm.ExecuteReader())

{

if (rd.Read())

{

 

DataTable dt = new DataTable();

dt = dss.ddt;

DataRow dr = dt.NewRow();

dr["logo"] = rd[0];

dr["address"] = rd[1];

dr["director"] = rd[2];

dr["chief"] = rd[3];

dr["nt"] = rd[4];

dr["website"] = rd[5];

dt.Rows.Add(dr);

}

}

}

}

catch (Exception ex)

{

MessageBox.Show(ex.ToString());

}

}

}

//It doesn't return any data