private void oBW_DoWork(object sender, DoWorkEventArgs e) { try { AppContainer[] appContainers = AppContainer.GetAppContainers(bIsDevPreviewBuild, bIsWin8Beta, (bool)e.Argument); if (appContainers == null) { throw new Exception("Unable to enumerate AppContainers. Is the Windows Firewall Service started?"); } AppContainer.MarkLoopbackExemptAppContainers(appContainers); e.Result = appContainers; } catch (Exception ex) { Exception ex3 = (Exception)(e.Result = ex); } }