private void btnprint_Click(object sender, EventArgs e) { Reports.ReportDisplay f = new Reports.ReportDisplay(); DataTable dataSource = dcore.GetReportListPeople(txtreport_number2.Text.Trim()); List <ReportParameter> reportParam = new List <ReportParameter>(); // reportParam.Add(new ReportParameter("yearin", dcore.GetMaxYearin())); reportViewer1.Reset(); //Setup Report Value reportViewer1.LocalReport.ReportEmbeddedResource = "Navy.Reports.ReportPropleList.rdlc"; reportViewer1.LocalReport.DataSources.Add(new ReportDataSource("DataSet2", dataSource)); reportViewer1.LocalReport.Refresh(); reportViewer1.RefreshReport(); }