.....
 ReportDocument rptReport = new ReportDocument();
                     rptReport.Load("Report/rptSdb.rpt");
                     rptReport.OpenSubreport("Report/rptSdbShift.rpt").SetDataSource(SdbShiftDetailsData);
                     frmPreviewReport frmPreviewReport1 = new frmPreviewReport(rptReport);
                     frmPreviewReport1.MdiParent = Program.Global_MDIParent;
                     frmPreviewReport1.Name = "RptdaRinominare";
                     frmPreviewReport1.Show();
                     Program.blnRptLineeVisible = true;
......