private void MonthlySummaryReport_Load(object sender, EventArgs e) { SaleController controller = new SaleController(); rpvMonthlySummary.LocalReport.DataSources.Clear(); ReportDataSource rds = new ReportDataSource(); rds.Name = "SaleDataSet_SaleDataTable"; rds.Value = controller.SelectMonthlySummary(month, year); this.rpvMonthlySummary.LocalReport.DataSources.Add(rds); ReportParameter[] param = new ReportParameter[2]; param[0] = new ReportParameter("Month", this.month); param[1] = new ReportParameter("Year", this.year); rpvMonthlySummary.LocalReport.SetParameters(param); rpvMonthlySummary.ZoomMode = ZoomMode.Percent; this.rpvMonthlySummary.RefreshReport(); }