private void loaddata() { dtUpdate = dcore.GetSearchPersonCollection(Cmb_Batt.Text, Cmb_Company.Text, txtname.Text, txtsname.Text, mtxtid8.Text, mode, out count); //dtUpdate = ConvertListToDataTable(PersonTel); Set_dtColumnName(dtUpdate); label_Count.Text = count.ToString() + " Record"; gvResult.DataSource = dtUpdate; gvResult.Columns["navyid"].Visible = false; for (int i = 0; i <= gvResult.Columns.Count - 1; i++) { int colw = gvResult.Columns[i].Width; gvResult.Columns[i].AutoSizeMode = DataGridViewAutoSizeColumnMode.AllCells; } gvResult.CurrentCell = gvResult.Rows[0].Cells[7]; gvResult.Focus(); }