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  1. XWiki Platform
  2. XWIKI-9226

Getting Exception on wiki page after subscribing to RSS feed

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Details

    • Bug
    • Resolution: Cannot Reproduce
    • Critical
    • None
    • 3.5
    • Old Core
    • xwiki 3.5 , Databse My SQL, OS:- Windows server 2008
    • Unknown
    • N/A
    • N/A

    Description

      As per instruction given at http://extensions.xwiki.org/xwiki/bin/view/Extension/RSS+Macro i created the page and icluded below macro

      {{rss feed="http://rss.cnn.com/rss/edition_asia.rss" /}}
      

      But getting below error(though i am able to open link http://rss.cnn.com/rss/edition_asia.rss in browser). I am not getting whats the issue here?

      Failed to execute the [rss] macro
      
      org.xwiki.rendering.macro.MacroExecutionException: Error processing [http://timesofindia.feedsportal.com/c/33039/f/533920/index.rss] : Invalid XML: Error on line 18: The element type "link" must be terminated by the matching end-tag "</link>".
      	at org.xwiki.rendering.internal.macro.rss.DefaultRomeFeedFactory.createFeed(DefaultRomeFeedFactory.java:68)
      	at org.xwiki.rendering.internal.macro.rss.RssMacro.execute(RssMacro.java:136)
      	at org.xwiki.rendering.internal.macro.rss.RssMacro.execute(RssMacro.java:61)
      	at org.xwiki.rendering.internal.transformation.macro.MacroTransformation.transformOnce(MacroTransformation.java:187)
      	at org.xwiki.rendering.internal.transformation.macro.MacroTransformation.transform(MacroTransformation.java:132)
      	at org.xwiki.rendering.internal.transformation.DefaultTransformationManager.performTransformations(DefaultTransformationManager.java:83)
      	at org.xwiki.display.internal.DocumentContentDisplayer.display(DocumentContentDisplayer.java:248)
      	at org.xwiki.display.internal.DocumentContentDisplayer.display(DocumentContentDisplayer.java:124)
      	at org.xwiki.display.internal.DocumentContentDisplayer.display(DocumentContentDisplayer.java:54)
      	at org.xwiki.display.internal.DefaultDocumentDisplayer.display(DefaultDocumentDisplayer.java:80)
      	at org.xwiki.display.internal.DefaultDocumentDisplayer.display(DefaultDocumentDisplayer.java:38)
      	at com.xpn.xwiki.internal.sheet.SheetDocumentDisplayer.display(SheetDocumentDisplayer.java:113)
      	at com.xpn.xwiki.internal.sheet.SheetDocumentDisplayer.display(SheetDocumentDisplayer.java:57)
      	at org.xwiki.display.internal.ConfiguredDocumentDisplayer.display(ConfiguredDocumentDisplayer.java:67)
      	at org.xwiki.display.internal.ConfiguredDocumentDisplayer.display(ConfiguredDocumentDisplayer.java:41)
      	at com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:862)
      	at com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:841)
      	at com.xpn.xwiki.doc.XWikiDocument.getRenderedContent(XWikiDocument.java:872)
      	at com.xpn.xwiki.api.Document.getRenderedContent(Document.java:586)
      	at sun.reflect.GeneratedMethodAccessor383.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      	at java.lang.reflect.Method.invoke(Method.java:597)
      	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)
      	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)
      	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)
      	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)
      	at org.apache.velocity.runtime.parser.node.ASTReference.value(ASTReference.java:567)
      	at org.apache.velocity.runtime.parser.node.ASTExpression.value(ASTExpression.java:71)
      	at org.apache.velocity.runtime.parser.node.ASTSetDirective.render(ASTSetDirective.java:142)
      	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)
      	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)
      	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:106)
      	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)
      	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:228)
      	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:184)
      	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:117)
      	at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:1791)
      	at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:1728)
      	at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:839)
      	at sun.reflect.GeneratedMethodAccessor134.invoke(Unknown Source)
      	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      	at java.lang.reflect.Method.invoke(Method.java:597)
      	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:395)
      	at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:384)
      	at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:173)
      	at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:280)
      	at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:369)
      	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)
      	at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:216)
      	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:311)
      	at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:230)
      	at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:207)
      	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)
      	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:87)
      	at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:72)
      	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)
      	at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:106)
      	at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:342)
      	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:228)
      	at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:184)
      	at com.xpn.xwiki.render.XWikiVelocityRenderer.evaluate(XWikiVelocityRenderer.java:117)
      	at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:1791)
      	at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:154)
      	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:241)
      	at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:116)
      	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
      	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
      	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
      	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
      	at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
      	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:128)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:144)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at com.xpn.xwiki.plugin.webdav.XWikiDavFilter.doFilter(XWikiDavFilter.java:68)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:217)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
      	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
      	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
      	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
      	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
      	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
      	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
      	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
      	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
      	at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:877)
      	at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:594)
      	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1675)
      	at java.lang.Thread.run(Thread.java:662)
      Caused by: com.sun.syndication.io.ParsingFeedException: Invalid XML: Error on line 18: The element type "link" must be terminated by the matching end-tag "</link>".
      	at com.sun.syndication.io.WireFeedInput.build(WireFeedInput.java:198)
      	at com.sun.syndication.io.SyndFeedInput.build(SyndFeedInput.java:123)
      	at org.xwiki.rendering.internal.macro.rss.DefaultRomeFeedFactory.createFeed(DefaultRomeFeedFactory.java:63)
      	... 97 more
      Caused by: org.jdom.input.JDOMParseException: Error on line 18: The element type "link" must be terminated by the matching end-tag "</link>".
      	at org.jdom.input.SAXBuilder.build(SAXBuilder.java:504)
      	at org.jdom.input.SAXBuilder.build(SAXBuilder.java:888)
      	at com.sun.syndication.io.WireFeedInput.build(WireFeedInput.java:194)
      	... 99 more
      Caused by: org.xml.sax.SAXParseException: The element type "link" must be terminated by the matching end-tag "</link>".
      	at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)
      	at org.apache.xerces.util.ErrorHandlerWrapper.fatalError(Unknown Source)
      	at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
      	at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
      	at org.apache.xerces.impl.XMLScanner.reportFatalError(Unknown Source)
      	at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(Unknown Source)
      	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
      	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
      	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
      	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
      	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
      	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
      	at org.jdom.input.SAXBuilder.build(SAXBuilder.java:489)
      

      I initiated the discussion on xwiki forum but looks like it is a bug as per Thomas Mortagne. Here is the reply from him

      "
      According to the error there is something Rome (the standard Java
      library to parse RSS) does not like about
      http://rss.cnn.com/rss/edition_asia.rss. It's saying that it found a
      <link> element without corresponding ending </link>."

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            vmassol Vincent Massol
            motgupta mohit gupta
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            Dates

              Created:
              Updated:
              Resolved: