private void simpleButton5_Click(object sender, EventArgs e) { if (gridView1.FocusedRowHandle >= 0) { var bl = new BLSales(); var dr = gridView1.GetFocusedDataRow(); var sinv = dr["SINVNO"].ToString(); if (dr["SALESTYPE"].ToString() == "I") { bl.DoUCAFPrint(sinv,checkBox1.Checked); } } }