System.FormatException
  HResult=0x80131537
  Message=Unexpected token 'M0;0A5;5;180;1;1;0;12A5;5;180;1;1;0;0z' encountered at position '1'
  Source=PresentationCore
  StackTrace:
   at MS.Internal.AbbreviatedGeometryParser.ThrowBadToken() in MS.Internal\AbbreviatedGeometryParser.cs:line 45
   at MS.Internal.AbbreviatedGeometryParser.ReadNumber(Boolean allowComma) in MS.Internal\AbbreviatedGeometryParser.cs:line 134
   at MS.Internal.AbbreviatedGeometryParser.ParseToGeometryContext(StreamGeometryContext context, String pathString, Int32 startIndex) in MS.Internal\AbbreviatedGeometryParser.cs:line 270
   at MS.Internal.Parsers.ParseStringToStreamGeometryContext(StreamGeometryContext context, String pathString, IFormatProvider formatProvider, FillRule& fillRule) in MS.Internal\Parsers.cs:line 274
   at MS.Internal.Parsers.ParseGeometry(String pathString, IFormatProvider formatProvider) in MS.Internal\Parsers.cs:line 244
   at Syncfusion.UI.Xaml.Diagram.Utility.PathUtility.ParseGeometry(String data)
   at Syncfusion.UI.Xaml.Diagram.Serializer.NodePort.DeSerialize(IGraphInternal diagram)
  at Syncfusion.UI.Xaml.Diagram.Serializer.Node.DeSerializeAnnotationsandPorts(IInternalNode wrapper, IGraphInternal diagram)
   at Syncfusion.UI.Xaml.Diagram.Serializer.Node.DeSerializeCommon(IGraphInternal diagram, IInternalGroup groupwrapper, IInternalNode nodewrapper)
   at Syncfusion.UI.Xaml.Diagram.Serializer.Node.DeSerializeNode(IGraphInternal diagram)
   at Syncfusion.UI.Xaml.Diagram.Serializer.Graph.DeSerialize(IGraphInternal diagram, ItemSource source, Object param)
   at Syncfusion.UI.Xaml.Diagram.Serializer.SerializeUtility.DeSerialize(IGraphInternal graph, Graph g, ItemSource source, Object param)
   at Syncfusion.UI.Xaml.Diagram.Serializer.GraphSerializerController.DataContractDeSerializer(Stream stream)
   at Syncfusion.UI.Xaml.Diagram.SfDiagram.Load(Stream stream)
   at Syncfusion.UI.Xaml.DiagramRibbon.SfDiagramRibbon.Open_Click(Object sender, RoutedEventArgs e)

