void Current_Exit(object sender, ExitEventArgs e) { try { if (channelNetTcp != null) { channelNetTcp.Close(); channelNetTcp.Dispose(); channelNetTcp = null; } if (channelHttp != null) { channelHttp = null; } if (dispHttpTimer != null) { dispHttpTimer.Stop(); } VMuktiAPI.VMuktiHelper.UnRegisterEvent("SignOut"); } catch (Exception ex) { VMuktiHelper.ExceptionHandler(ex, "Current_Exit", "ctlImageSharing.xaml.cs"); } }