public bool chekcDBConnection() { DBConnService = new DBConnectionService(Properties.Settings.Default.ConnectionString); DBConnService2 = new DBConnectionService(Properties.Settings.Default.ConnectionString2); try { //DBConnService.OpenConnection(); //DBConnService.CloseConnection(); var data = DBConnService.Count("SELECT count(id) From sms_modem "); DBConnService2.OpenConnection(); DBConnService2.CloseConnection(); return(true); } catch (Exception ex) { Console.WriteLine(ex); return(false); } }