An error occured while attaching module (Dynamicweb.Frontend.Content)

System.Xml.XmlException: An error occurred while parsing EntityName. Line 1, position 46.
   at System.Xml.XmlTextReaderImpl.Throw(Exception e)
   at System.Xml.XmlTextReaderImpl.Throw(String res, String arg)
   at System.Xml.XmlTextReaderImpl.ParseEntityName()
   at System.Xml.XmlTextReaderImpl.ParseEntityReference()
   at System.Xml.XmlTextReaderImpl.Read()
   at System.Xml.XmlLoader.ParsePartialContent(XmlNode parentNode, String innerxmltext, XmlNodeType nt)
   at System.Xml.XmlElement.set_InnerXml(String value)
   at Dynamicweb.Frontend.LegacyModules.RSSFeed.RssObject.AppendElement(XmlDocument& xmlDoc, XmlElement& toNode, String newElmName, String newElmVal, Boolean isElementRequired)
   at Dynamicweb.Frontend.LegacyModules.RSSFeed.RssObject.ToXmlDocument(RssItemList items, Int32 showMax, Int32 itemDescMax, String title, String link, String description, String language, String copyright, String managingEditor, String webMaster, DateTime pubDate, DateTime lastBuildDate, String generator, String docs, String image, String ttl)
   at Dynamicweb.Frontend.LegacyModules.RSSFeed.Frontend.LoadRss(String fileRssUrl, PageView pageview, String paragraphID)
   at Dynamicweb.Frontend.LegacyModules.RSSFeed.Frontend.RSSFeed(DataRow ParagraphRow, PageView& Pageview)
   at Dynamicweb.Frontend.Content.getModule(DataRow& ParagraphRow)