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