private static void AddEnvironments(VSTSRelease_v1 vstsRelease, VSTSReleaseDetails releaseDetails) { if (vstsRelease == null || vstsRelease.Items == null) { throw new InvalidOperationException(); } foreach (var environment in releaseDetails.Environments) { var node = vstsRelease.Items.FirstOrDefault(i => i.Name == environment.Name); if (node == null) { node = new VSTSReleaseEnvironment { Name = environment.Name, EnvironmentId = environment.Id }; Application.Current.Dispatcher.Invoke(() => vstsRelease.Add(node)); if (environment.State == State.PartiallySucceeded) { Item guiNode = new VSTSReleaseTask() { Name = "Test!" }; Application.Current.Dispatcher.Invoke(() => node.Add(guiNode)); } } node.State = environment.State; } }