public FormReporteFacturas() { InitializeComponent(); var _facturasBL = new FacturaBL(); var bidingSource = new BindingSource(); bidingSource.DataSource = _facturasBL.ObtenerFacturas(); var reporte = new ReporteFacturas(); reporte.SetDataSource(bidingSource); crystalReportViewer1.ReportSource = reporte; crystalReportViewer1.RefreshReport(); }