I didn't catch it earlier just because I didn't use 'PlayTo' for WMP playback One can see clearly, beginning is shiny excellent, but fun ends on 'PlayNow' command with System.NullReferenceException error and error 500 in the end. System.NullReferenceException: Object reference not set to an instance of an object.Īt .SetAvTransport(String url, String header, String metaData, CancellationToken cancellationToken)Īt .SetPlaylistIndex(Int32 index, CancellationToken cancellationToken)Īt .PlayItems(IEnumerable 1 items, CancellationToken cancellationToken) at .SessionManager.SendMessageToSession(SessionInfo session, String name, T data, CancellationToken cancellationToken) at .SessionManager.SendPla圜ommand(String controllingSessionId, String sessionId, PlayRequest command, CancellationToken cancellationToken) at .ServiceExecGeneral.GetTaskResult(Task task) at .ServiceHandler.ProcessRequestAsync(HttpListenerHost httpHost, IRequest httpReq, HttpResponse httpRes, ILogger logger, CancellationToken cancellationToken) at .HttpListenerHost.RequestHandler(IHttpRequest httpReq, String urlString, String host, String localPath, CancellationToken cancellationToken) .HttpListenerHost: Sending HTTP Response 500 in response to '' HttpListenerHost: Error processing request. ModelDescription:Windows Media Player Renderer : 'Any IP4 Address': GetBindInterface: Matched first internal interface. : 'Any IP4 Address': External request received, but no WAN interface found. : GetBindInterface: Source: True, External: True: : Attempting to create PlayToController from location SessionWebSocketListener: Watching 1 WebSockets.

Windows 7 upnp player