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XWiki Platform / cid:jira-generated-image-avatar-5da9e2c3-77ff-4af2-8a93-b79bf316881c XWIKI-23959 Open

"Failed to handle event" error in the logs when adding or replacing a language in Administration
 
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Issue created

 
cid:jira-generated-image-avatar-ff12079d-54bc-4854-82c1-4a0abe7d4ad6 Ilie Andriuta created this issue on 29/Jan/26 14:47
 
Summary: "Failed to handle event" error in the logs when adding or replacing a language in Administration
Issue Type: cid:jira-generated-image-avatar-5da9e2c3-77ff-4af2-8a93-b79bf316881c Bug
Affects Versions: 17.10.2
Assignee: Unassigned
Components: Administration
Created: 29/Jan/26 14:47
Environment: Windows 11 Pro, Edge 144, using an instance of XWiki 17.10.2 on PostgreSQL 17, Tomcat 10, Docker, reproducible also on Jetty/HSQL demo packaging
Priority: cid:jira-generated-image-static-blocker-7143e905-eede-40f4-9fac-b42925d8c288 Blocker
Reporter: Ilie Andriuta
Description:

Steps to reproduce

  1. Login as Admin
  2. Go to Administer Wiki > Content > Localization
  3. Select another Default Language from the drop-down (e.g. FR)
  4. Click 'Save'
  5. Select again EN
  6. Click 'Save' as well
  7. Observe the XWiki logs

Other steps on which the issue was reproduced:

  1. Go to Administer Wiki > Content > Localization
  2. On Multilingual, select 'Yes'
  3. Under Supported Languages, select another language (e.g. FR)
  4. Click 'Save'
  5. Select again the same language to remove it
  6. Click 'Save'
  7. Observe the XWiki logs

Expected results

No errors are displayed in the logs.

Actual results

The following stacktrace is displayed in XWiki console:

2026-01-29 13:27:04,447 [http-nio-8080-exec-3 - http://localhost:1113/bin/saveandcontinue/XWiki/XWikiPreferences] ERROR rIndexAvailableLocalesListener - Failed to handle event [org.xwiki.bridge.event.DocumentUpdatedEvent@bb170136] with source [XWiki.XWikiPreferences]
org.apache.solr.client.solrj.SolrServerException: java.lang.RuntimeException: java.lang.IllegalArgumentException: Invalid locale format: stored,indexed,tokenized,omitNorms,indexOptions=DOCS<doclocale:>
        at org.apache.solr.client.solrj.embedded.EmbeddedSolrServer.request(EmbeddedSolrServer.java:277)
        at org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:234)
        at org.apache.solr.client.solrj.SolrClient.getQueryResponse(SolrClient.java:1010)
        at org.apache.solr.client.solrj.SolrClient.queryAndStreamResponse(SolrClient.java:993)
        at org.apache.solr.client.solrj.SolrClient.queryAndStreamResponse(SolrClient.java:1031)
        at org.xwiki.search.solr.internal.AbstractSolrInstance.queryAndStreamResponse(AbstractSolrInstance.java:134)
        at org.xwiki.search.solr.internal.SolrIndexAvailableLocalesListener.onEvent(SolrIndexAvailableLocalesListener.java:182)
        at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:338)
        at org.xwiki.observation.internal.DefaultObservationManager.notify(DefaultObservationManager.java:303)
        at com.xpn.xwiki.XWiki.afterSave(XWiki.java:2009)
        at com.xpn.xwiki.XWiki.saveDocument(XWiki.java:2097)
        at com.xpn.xwiki.web.SaveAction.save(SaveAction.java:309)
        at com.xpn.xwiki.web.SaveAndContinueAction.doWrappedAction(SaveAndContinueAction.java:114)
        at com.xpn.xwiki.web.SaveAndContinueAction.action(SaveAndContinueAction.java:156)
        at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:636)
        at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:339)
        at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:111)
        at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:123)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:71)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:66)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:135)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:212)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.SafeRedirectFilter.doFilter(SafeRedirectFilter.java:106)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.ResolveRelativeRedirectFilter.doFilter(ResolveRelativeRedirectFilter.java:129)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.SourceURLResolverFilter.doFilter(SourceURLResolverFilter.java:177)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:120)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:165)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:88)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:113)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:83)
        at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:654)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:72)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:903)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1774)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:973)
        at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:491)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
        at java.base/java.lang.Thread.run(Unknown Source)
Caused by: java.lang.RuntimeException: java.lang.IllegalArgumentException: Invalid locale format: stored,indexed,tokenized,omitNorms,indexOptions=DOCS<doclocale:>
        at org.apache.solr.client.solrj.embedded.EmbeddedSolrServer.request(EmbeddedSolrServer.java:267)
        ... 66 common frames omitted
Caused by: java.lang.IllegalArgumentException: Invalid locale format: stored,indexed,tokenized,omitNorms,indexOptions=DOCS<doclocale:>
        at org.apache.commons.lang3.LocaleUtils.parseLocale(LocaleUtils.java:294)
        at org.apache.commons.lang3.LocaleUtils.toLocale(LocaleUtils.java:376)
        at org.xwiki.search.solr.internal.reference.SolrEntityReferenceResolver.getDocumentReferenceWithLocale(SolrEntityReferenceResolver.java:121)
        at org.xwiki.search.solr.internal.reference.SolrEntityReferenceResolver.getEntityReference(SolrEntityReferenceResolver.java:72)
        at org.xwiki.search.solr.internal.reference.SolrEntityReferenceResolver.resolve(SolrEntityReferenceResolver.java:63)
        at org.xwiki.search.solr.internal.reference.SolrEntityReferenceResolver.resolve(SolrEntityReferenceResolver.java:46)
        at org.xwiki.search.solr.internal.reference.SolrDocumentReferenceResolver.resolve(SolrDocumentReferenceResolver.java:48)
        at org.xwiki.search.solr.internal.reference.SolrDocumentReferenceResolver.resolve(SolrDocumentReferenceResolver.java:38)
        at org.xwiki.search.solr.internal.SolrIndexAvailableLocalesListener$1.streamSolrDocument(SolrIndexAvailableLocalesListener.java:173)
        at org.apache.solr.client.solrj.embedded.EmbeddedSolrServer$4.writeSolrDocument(EmbeddedSolrServer.java:333)
        at org.apache.solr.response.BinaryResponseWriter$Resolver.writeResultsBody(BinaryResponseWriter.java:143)
        at org.apache.solr.client.solrj.embedded.EmbeddedSolrServer$1.writeResults(EmbeddedSolrServer.java:245)
        at org.apache.solr.response.BinaryResponseWriter$Resolver.resolve(BinaryResponseWriter.java:100)
        at org.apache.solr.common.util.JavaBinCodec.writeVal(JavaBinCodec.java:267)
        at org.apache.solr.common.util.JavaBinCodec.writeNamedList(JavaBinCodec.java:252)
        at org.apache.solr.common.util.JavaBinCodec.writeKnownType(JavaBinCodec.java:360)
        at org.apache.solr.common.util.JavaBinCodec.writeVal(JavaBinCodec.java:257)
        at org.apache.solr.common.util.JavaBinCodec.marshal(JavaBinCodec.java:167)
        at org.apache.solr.client.solrj.embedded.EmbeddedSolrServer.request(EmbeddedSolrServer.java:257)
        ... 66 common frames omitted

The issue doesn't seem to reproduce on XWiki 16.10.16 or 17.4.8.
 
 

3 updates

 
cid:jira-generated-image-avatar-ff12079d-54bc-4854-82c1-4a0abe7d4ad6 Changes by Ilie Andriuta on 29/Jan/26 14:47
 
Fix Version: 18.1.0-rc-1
Fix Version: 17.10.3
Labels: regression
 
 
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