Crystal report C# Query not responding

Hi!

I ran the bellow query and didnt get any results even though i have added a beaking point its not reaching to the breaking point.

please advice me

  private void button1_Click(object sender, EventArgs e)
        {
        MessageBox.Show("Wellcome"); 
        CrystalDecisions.CrystalReports.Engine.ReportDocument rpt = new CrystalDecisions.CrystalReports.Engine.ReportDocument();
        ISCDReportClientDocument rptClientDoc;
             object rptName = openFileDialog1.FileName;
                rpt.Load(rptName.ToString());
                rptClientDoc = new CrystalDecisions.ReportAppServer.ClientDoc.ReportClientDocument();
                rptClientDoc.DatabaseController.LogonEx("XE,1521", "XE", "user1", "user1");
            GroupPath gp = new GroupPath();
            string tmp = String.Empty;
            rptClientDoc.RowsetController.GetSQLStatement(gp, out tmp);
            MessageBox.Show(tmp, "Data Source Set and SQL Statement", MessageBoxButtons.OK, MessageBoxIcon.Information);
        }

Thanking you