[ 
http://jira.xwiki.org/jira/browse/XWIKI-2003?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vincent Massol closed XWIKI-2003.
---------------------------------

    Resolution: Won't Fix
      Assignee: Vincent Massol

This was in 1.2RC2 and not in 1.2RC3. It was due to an upgrade to a more recent 
Groovy but we judged it was too dangerous to do in RC and rollbacked it in RC3. 
Apparently that was a good call :)

Sergiu, could you please roll it back too on trunk which is failing when doing 
a flushcache?

Thanks
-Vincent


> Exception when flushing xwiki cache (GroovyTemplateEngine.flushCache)
> ---------------------------------------------------------------------
>
>                 Key: XWIKI-2003
>                 URL: http://jira.xwiki.org/jira/browse/XWIKI-2003
>             Project: XWiki Platform
>          Issue Type: Bug
>    Affects Versions: 1.2 RC3
>            Reporter: Jean-Vincent Drean
>         Assigned To: Vincent Massol
>            Priority: Critical
>
> May be a problem with the recent groovy upgrade
> Reproductibility :
>  - Call $xwiki.flushCache() in a wiki page
>  - or create a new class with the class editor, add a property, save the page
> Exception :
> java.lang.IncompatibleClassChangeError: Found interface 
> groovy.lang.MetaClassRegistry, but class was expected
>       at 
> com.xpn.xwiki.render.groovy.GroovyTemplateEngine.flushCache(GroovyTemplateEngine.java:334)
>       at 
> com.xpn.xwiki.render.groovy.XWikiGroovyRenderer.flushCache(XWikiGroovyRenderer.java:66)
>       at 
> com.xpn.xwiki.render.DefaultXWikiRenderingEngine.flushCache(DefaultXWikiRenderingEngine.java:353)
>       at com.xpn.xwiki.XWiki.flushCache(XWiki.java:2158)
>       at com.xpn.xwiki.XWiki.flushCache(XWiki.java:2133)
>       at 
> com.xpn.xwiki.web.PropUpdateAction.propUpdate(PropUpdateAction.java:95)
>       at 
> com.xpn.xwiki.web.SaveAndContinueAction.action(SaveAndContinueAction.java:59)
>       at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:147)
>       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.doPost(ActionServlet.java:432)
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
>       at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>       at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
>       at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
>       at 
> com.xpn.xwiki.web.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:117)
>       at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
>       at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
>       at 
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
>       at 
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
>       at 
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
>       at 
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
>       at 
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
>       at 
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
>       at 
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:874)
>       at 
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
>       at 
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
>       at 
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
>       at 
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
>       at java.lang.Thread.run(Thread.java:619)

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