Aspose.Words v6.5.0.0. Converting from DOCX to XPS (both documents attached).
Have this error if opening in IE8:
System.Windows.Markup.XamlParseException: The 'StyleSimulations' attribute is invalid - The value '䓢' is invalid according to its datatype 'http://schemas.microsoft.com/xps/2005/06:ST\_StyleSimulations' - The Enumeration constraint failed. Line '14' Position '167'. ---> System.Xml.Schema.XmlSchemaValidationException: The 'StyleSimulations' attribute is invalid - The value '䓢' is invalid according to its datatype 'http://schemas.microsoft.com/xps/2005/06:ST\_StyleSimulations' - The Enumeration constraint failed. ---> System.Xml.Schema.XmlSchemaException: The Enumeration constraint failed.
Have this error if opening in Microsoft XPS Viewer EP: