// Add a handler for the SubreportProcessing event
                _reportViewer.LocalReport.SubreportProcessing += new SubreportProcessingEventHandler(LocalReport_SubreportProcessing);

        private void LocalReport_SubreportProcessing(object sender, SubreportProcessingEventArgs e)
        {
            Microsoft.Reporting.WinForms.ReportDataSource reportDataSource1 = new Microsoft.Reporting.WinForms.ReportDataSource();
            CustomerListingEmailDataSet dataset = new CustomerListingEmailDataSet();
            dataset.BeginInit();
            dataset.EnforceConstraints = false;
            reportDataSource1.Name = "DataSet1";

            reportDataSource1.Value = dataset.EmailAddressesSelectByCustomerFK;
            this._reportViewer.LocalReport.DataSources.Add(reportDataSource1);

            this._reportViewer.LocalReport.ReportEmbeddedResource = "SamaanSystems.IBC.WPF.Reports.CustomerListingEmailSubReport.rdlc";
            //this._reportViewer.LocalReport.ReportEmbeddedResource = "SamaanSystems.IBC.WPF.Reports.CustomerListing.rdlc";
            dataset.EndInit();

            CustomerListingEmailDataSetTableAdapters.EmailAddressesSelectByCustomerFKTableAdapter emailTableAdapter 
                = new CustomerListingEmailDataSetTableAdapters.EmailAddressesSelectByCustomerFKTableAdapter();

            emailTableAdapter.ClearBeforeFill = true;
            Guid cusPK = new Guid(e.Parameters[0].Values[0]);
            emailTableAdapter.Fill(dataset.EmailAddressesSelectByCustomerFK, cusPK);

            e.DataSources.Add(new ReportDataSource(e.DataSourceNames[0], "CustomerListingEmailDataSet"));
        }