protected void genReport() { DataTable dttEvents = new DataTable(); eventsdetectionBus oEvents = new eventsdetectionBus(); int idsId = Convert.ToInt32(ddlIDPS.SelectedValue); dttEvents = oEvents.eventsdetectionGetAllByIDPSId(idsId); rpvEvents.LocalReport.DataSources.Clear(); rpvEvents.LocalReport.DataSources.Add(new ReportDataSource("dtsEventsDetection", dttEvents)); rpvEvents.Enabled = true; rpvEvents.LocalReport.Refresh(); }