我刚刚在两台独立的
Windows 8计算机上将Web Platform Installer升级到4.5版. (一个是物理机器,另一个是VM).我无法运行WPI 4.5,两者都显示以下相同的错误：
An error occurred while parsing EntityName. Line 42134,position 81.
更新：
确认这是Microsoft产品列表中的错误.找到此日志文件条目：
DownloadManager Information: 0 : Loading product xml from: https://go.microsoft.com/?linkid=9817844 DownloadManager Information: 0 : https://go.microsoft.com/?linkid=9817844 responded with 302 DownloadManager Information: 0 : Response headers: HTTP/1.1 302 Found Cache-Control: private Content-Length: 175 Content-Type: text/html; charset=utf-8 Expires: Tue,19 Feb 2013 18:23:59 GMT Location: https://www.microsoft.com/web/webpi/4.5/webproductlist.xml Server: Microsoft-IIS/7.5 X-AspNet-Version: 2.0.50727 X-Powered-By: ASP.NET Date: Tue,19 Feb 2013 18:24:59 GMT DownloadManager Error: 0 : Error loading downloaded product file: 'System.Xml.XmlException: An error occurred while parsing EntityName. Line 42134,position 81. 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.LoadNode(Boolean skipOverWhitespace) at System.Xml.XmlLoader.LoadDocSequence(XmlDocument parentDoc) at System.Xml.XmlLoader.Load(XmlDocument doc,XmlReader reader,Boolean preserveWhitespace) at System.Xml.XmlDocument.Load(XmlReader reader) at Microsoft.Web.PlatformInstaller.LineInfoDocument.Load(XmlReader reader) at System.Xml.XmlDocument.Load(TextReader txtReader) at Microsoft.Web.PlatformInstaller.ProductManager.LoadDocument(String xmlPath) at Microsoft.Web.PlatformInstaller.ProductManager.LoadFromXml(String xmlFile,Boolean loadEnclosures) at Microsoft.Web.PlatformInstaller.ProductManager.Load(Uri productFileUrl,Boolean filterByArchitectureAndOS,Boolean loadEnclosures,Boolean useCachedVersion,String cacheDirectory,Architecture architecture,Int32 majorOS,Int32 minorOS,Int32 majorSP,Int32 minorSP,Int32 osType)'
