protected void gvNhaSanXuat_RowDeleting(object sender, GridViewDeleteEventArgs e) { bllNSX = new NhaSanXuatBLL(); int MaSX = Int32.Parse(gvNSX.DataKeys[e.RowIndex].Value.ToString()); try { bllNSX.deleteNSX(MaSX); error.Text = null; lblMessage.Text = "Xóa thành công!"; gvNSXBindData(); } catch (Exception) { throw; } }