private void tsbDelete_Click(object sender, EventArgs e) { try { List <BillsType> selectedModelList = this.GetSelectModelList(); ModelService modelService = new ModelService(); foreach (BillsType model in selectedModelList) { modelService.DeleteBillsType(model, PermissionService.GetCurrentUser().Name); } this.RefreshListView(); } catch (Exception ex) { ErrorHandler.OnError(ex); } }