private void bwIChkAndFix_DoWork(object sender, DoWorkEventArgs e)
        {
            GGKUtilLib.integrityCheckAndFix();
            DataTable dt = GGKUtilLib.QueryDB("select * from kit_master where reference=1");

            if (dt.Rows.Count == 0)
            {
                this.Invoke(new MethodInvoker(delegate
                {
                    admixtureToolStripMenuItem.Enabled = false;
                }));
            }
        }