GraphEditPlus - при подключении карты видеозахвата, вылетает ошибка "устройство не подключено"

protected override void BuildGraph()
        {
            int hr = 0;
 
            //graph builder
            ICaptureGraphBuilder2 captureGraphBuilder2 = (ICaptureGraphBuilder2)new CaptureGraphBuilder2();
            hr = captureGraphBuilder2.SetFiltergraph(GraphBuilder);
            CheckHr(hr, "Can't SetFiltergraph");
 
            //add Video Renderer
            IBaseFilter videoRenderer = (IBaseFilter)new VideoRenderer();
            hr = GraphBuilder.AddFilter(videoRenderer, "Video Renderer");
            CheckHr(hr, "can't add Video Renderer to graph");
 
            //add video device filter
            IBaseFilter videoDeviceFilter;
            hr = Graph.AddSourceFilterForMoniker(CurrentVideoDevice.Mon, null, CurrentVideoDevice.Name, out videoDeviceFilter);
            CheckHr(hr, "Can't add capture device to graph");
 
            //add AVI Decompressor
            IBaseFilter aviDec = (IBaseFilter)new AVIDec();
            hr = GraphBuilder.AddFilter(aviDec, "AVI Decompressor");
            CheckHr(hr, "Can't add AVI Decompressor to graph");
 
            //connect Smart Tee and MJPEG Decompressor
            hr = GraphBuilder.ConnectDirect(GetPin(videoDeviceFilter, "Просмотр"), GetPin(aviDec, "XForm In"), null);
            CheckHr(hr, "Can't connect Smart Tee and AVI Decompressor");
 
            //connect AVI Decompressor and Video Renderer
            hr = GraphBuilder.ConnectDirect(GetPin(aviDec, "XForm Out"), GetPin(videoRenderer, "Input"), null);
            CheckHr(hr, "Can't connects AVI Decompressor and Video Renderer");
        }

public IFilterGraph2 Graph;

IBaseFilter filter;
    Graph.FindFilterByName(MyDevice.Name, out filter);

var propertyPages = filter as ISpecifyPropertyPages;
    if (propertyPages == null)
    {
        throw new ApplicationException("IBaseFilter doesn't implement ISpecifyPropertyPages");
    }

        [DllImport("oleaut32.dll", CharSet = CharSet.Auto)]
        internal static extern int OleCreatePropertyFrame(
            IntPtr hwndOwner,
            uint x, uint y,
            [MarshalAs(UnmanagedType.LPWStr)]
        string caption,
            uint objectCount,
            [MarshalAs(UnmanagedType.LPArray, ArraySubType = UnmanagedType.IUnknown)]
        object[] lplpUnk,
            int cPages,
            IntPtr pageClsID,
            Guid lcid,
            uint dwReserved,
            IntPtr lpvReserved);

        DsCAUUID pages;
            FilterInfo info;
 
            int hr = filter.QueryFilterInfo(out info);
            CheckHr(hr, "Сообщение о ошибке");
 
            hr = propertyPages.GetPages(out pages);
            CheckHr(hr, "Сообщение о ошибке");
 
            var filters = new object[1];
            filters[0] = filter;
            hr = OleCreatePropertyFrame(form, 0, 0, info.achName, 1, filters, pages.cElems, pages.pElems, Guid.Empty, 0, IntPtr.Zero);
            Marshal.FreeCoTaskMem(pages.pElems);
            CheckHr(hr, "Сообщение о ошибке");

System.Windows.Interop.WindowInteropHelper(this).Handle