void bkgVersion_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {
            // status OK
            if (!e.Cancelled && e.Error == null)
            {
                ArrayList al = e.Result as ArrayList;

                string version = al[0].ToString();

                int connectionID = int.Parse(al[1].ToString());

                _connSettings.SetVersionForConnection(connectionID, version);
            }
        }