private void gridView4_FocusedRowChanged(object sender, DevExpress.XtraGrid.Views.Base.FocusedRowChangedEventArgs e) { DataRow dataRow = gridView4.GetFocusedDataRow(); if (dataRow != null) { // do the thing here. gridTopItemReceivingFacilities.DataSource = chartControl1.Series[0].DataSource = IssueDoc.TopItemReceivers(Convert.ToInt32(dataRow["ID"])); } }