Details
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Bug
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Resolution: Fixed
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Minor
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9.2
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None
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Suse Linux, Java 8, Tomcat 7, OpenDJ (LDAP)
Description
I had accidentally an empty uniqueMember attribute in a group in my LDAP repository. When I tried to log-in I have got an error page. Looking into the logs showed me an StackOverflowError in org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers. See below:
017-01-27 09:09:03.587 [http://localhost:8080/xwiki/bin/loginsubmit/XWiki/XWikiLogin] WARN - Uncaught exception: Error number 0 in 11: Uncaught exception com.xpn.xwiki.XWikiException: Error number 0 in 11: Uncaught exception at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:474) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:210) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:425) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:228) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462) at javax.servlet.http.HttpServlet.service(HttpServlet.java:650) at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:112) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.xwiki.wysiwyg.server.filter.ConversionFilter.doFilter(ConversionFilter.java:127) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:136) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:956) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:436) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1078) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625) at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2454) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.StackOverflowError: null at com.novell.ldap.rfc2251.RfcFilter.parseFilterComp(Unknown Source) at com.novell.ldap.rfc2251.RfcFilter.parseFilter(Unknown Source) at com.novell.ldap.rfc2251.RfcFilter.parse(Unknown Source) at com.novell.ldap.rfc2251.RfcFilter.<init>(Unknown Source) at com.novell.ldap.LDAPSearchRequest.<init>(Unknown Source) at com.novell.ldap.LDAPConnection.search(Unknown Source) at com.novell.ldap.LDAPConnection.search(Unknown Source) at com.novell.ldap.LDAPConnection.search(Unknown Source) at org.xwiki.contrib.ldap.XWikiLDAPConnection.search(XWikiLDAPConnection.java:392) at org.xwiki.contrib.ldap.XWikiLDAPUtils.searchGroupsMembersByDN(XWikiLDAPUtils.java:390) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:687) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:695) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:695) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:695) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:695) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromDN(XWikiLDAPUtils.java:695) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:618) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersFromLDAPEntry(XWikiLDAPUtils.java:463) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembers(XWikiLDAPUtils.java:559) at org.xwiki.contrib.ldap.XWikiLDAPUtils.getGroupMembersSearchResult(XWikiLDAPUtils.java:777)