public int GetInstallationNoByBarPosition(string bar_Position_Name) { int?installationNo = null; try { using (ExCommsSQLDataAccess DataContext = this.GetDataContext()) { DataContext.rsp_GetInstallationNoByBarPosition(bar_Position_Name, ref installationNo); } } catch (Exception ex) { Log.Exception(ex); } return(installationNo.GetValueOrDefault()); }