private void searchButton_Click(object sender, EventArgs e) { List <SalesReportViewModel> model = new List <SalesReportViewModel>(); model = _sharedManager.SearchSalesReportByDate(salesStartDateTimePicker.Text, saleEndDateTimePicker.Text); if (model.Count > 0) { SalesReportDataGridView.DataSource = model; } else { SalesReportDataGridView.DataSource = null; MessageBox.Show(@"No Result Found", @"Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } }