Missing parameter values

Quote:

public void PrintReport()
{
ReportDocument cryRpt = new ReportDocument();
cryRpt.Load(@"C:\Users\USER\Desktop\my Activies\OldMurbad\Murbad\Murbad\RPT\PrintInvoice.rpt");
cryRpt.SetParameterValue("@IDorder", txtInvoiceNo.Text);





TableLogOnInfos crtableLogoninfos = new TableLogOnInfos();
TableLogOnInfo crtableLogoninfo = new TableLogOnInfo();
ConnectionInfo crConnectionInfo = new ConnectionInfo();
Tables CrTables;

crConnectionInfo.ServerName = @"DELL\SQLEXPRESS";
crConnectionInfo.DatabaseName = @"Murbad1";
crConnectionInfo.UserID = @"IBRA";
crConnectionInfo.Password = @"IBRA";

CrTables = cryRpt.Database.Tables;
foreach (CrystalDecisions.CrystalReports.Engine.Table CrTable in CrTables)
{
crtableLogoninfo = CrTable.LogOnInfo;
crtableLogoninfo.ConnectionInfo = crConnectionInfo;
CrTable.ApplyLogOnInfo(crtableLogoninfo);
}

cryRpt.Refresh();
cryRpt.PrintToPrinter(1, true, 0, 0);
}