private void CRHoaDonNhanVien_Load(object sender, EventArgs e) { ReportDocument rp = new ReportDocument(); rp.Load(@"C:\Users\Ron\Desktop\Tốt Nghiệp\CHTapHoa\CHTapHoa\Reports\HoaDonNhanVien.rpt"); HoaDonXuatBUS _hdxBus = new HoaDonXuatBUS(); List <HoaDonXuatDTO> lst = new List <HoaDonXuatDTO>(); List <HoaDonXuatDTO> lshdxdto = _hdxBus.LayHDTheoMaNhanVien(maNV); rp.SetDataSource(lshdxdto); crystalReportViewer1.ReportSource = rp; this.crystalReportViewer1.Show(); this.crystalReportViewer1.RefreshReport(); }