public void SetLocalVideoTrack(LocalVideoTrack track) { try { if (LocalVideoTrack == null) { LocalVideoTrack = track; var trackId = track?.Name; if (LocalVideoTrackId == trackId) { } else { LocalVideoTrackId = trackId; LocalVideoTrack.AddSink(ThumbnailVideo); ThumbnailVideo.Visibility = LocalVideoTrack == null ? ViewStates.Invisible : ViewStates.Visible; } } } catch (Exception e) { Methods.DisplayReportResultTrack(e); } }