System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.VisualStudio.ApplicationCapabilities.Publish.Provider.DefaultPublishTabProvider.InitializeProvider(IVsHierarchy hierarchy)
at Microsoft.VisualStudio.ApplicationCapabilities.Publish.Provider.DefaultPublishTabProvider.CreateViewAsync(IVsHierarchy project, IAsyncServiceProvider serviceProvider, CancellationToken cancellationToken)
at Microsoft.VisualStudio.ApplicationCapabilities.Publish.Provider.ManagedPublishProvider.<CreateViewAsync>d__3.MoveNext()