public frmImportWH() { repClinic = new ClinicRepository(); repMedicine = new MedicineRepository(); repwhDetail = new WareHouseDetailRepository(); repwhPaper = new WareHousePaperRepository(); repwhPaperDetail = new WareHousePaperDetailRepository(); InitializeComponent(); repClinic = new ClinicRepository(); FillToComboboxClinic(0); dateImport.Value = DateTime.Now.Date; try { InitGrid(); //bindingSource3.DataSource = repMedicine.GetAll(); } catch (Exception ex) { throw; } }