java.lang.ClassCastException

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  • When deploying xwiki-standard.war a ClassCastException follows.Hibernate cannot resolve a placeholder. part of logfile: 007-11-26 22:09:52,752 [DEBUG] (GeronimoLog.java:66) - resolving reference to class: com.xpn.xwiki.objects.BaseProperty 2007-11-26 22:09:52,758 [DEBUG] (GeronimoLog.java:66) - Cache: exception while getting doc xwiki:XWiki.XWikiPreferences for real com.xpn.xwiki.XWikiException: Error number 3202 in 3: Exception while reading document XWiki.XWikiPreferences Wrapped Exception: java.util.HashSet cannot be cast to java.lang.String at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:459) at com.xpn.xwiki.store.XWikiCacheStore.loadXWikiDoc(XWikiCacheStore.java:158) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:981) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:1015) at com.xpn.xwiki.XWiki.getPrefsClass(XWiki.java:2266) at com.xpn.xwiki.XWiki.initXWiki(XWiki.java:719) at com.xpn.xwiki.XWiki.<init>(XWiki.java:611) at com.xpn.xwiki.XWiki.getMainXWiki(XWiki.java:238) at com.xpn.xwiki.XWiki.getXWiki(XWiki.java:397) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:94) ...... Wrapped Exception: java.lang.ClassCastException: java.util.HashSet cannot be cast to java.lang.String at org.hibernate.util.PropertiesHelper.resolvePlaceHolders(PropertiesHelper.java:88) at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1173) at com.xpn.xwiki.store.XWikiHibernateBaseStore.initHibernate(XWikiHibernateBaseStore.java:142) at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:464) at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:352) at com.xpn.xwiki.store.XWikiCacheStore.loadXWikiDoc(XWikiCacheStore.java:158) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:981) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:1015) at com.xpn.xwiki.XWiki.getPrefsClass(XWiki.java:2266) at com.xpn.xwiki.XWiki.initXWiki(XWiki.java:719) at com.xpn.xwiki.XWiki.<init>(XWiki.java:611) at com.xpn.xwiki.XWiki.getMainXWiki(XWiki.java:238) at com.xpn.xwiki.XWiki.getXWiki(XWiki.java:397) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:94) 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)
    via by Haiko van der Schaaf,
    • java.lang.ClassCastException: java.util.HashSet cannot be cast to java.lang.String at org.hibernate.util.PropertiesHelper.resolvePlaceHolders(PropertiesHelper.java:88) at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1173) at com.xpn.xwiki.store.XWikiHibernateBaseStore.initHibernate(XWikiHibernateBaseStore.java:142) at com.xpn.xwiki.store.XWikiHibernateBaseStore.checkHibernate(XWikiHibernateBaseStore.java:464) at com.xpn.xwiki.store.XWikiHibernateStore.loadXWikiDoc(XWikiHibernateStore.java:352) at com.xpn.xwiki.store.XWikiCacheStore.loadXWikiDoc(XWikiCacheStore.java:158) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:981) at com.xpn.xwiki.XWiki.getDocument(XWiki.java:1015) at com.xpn.xwiki.XWiki.getPrefsClass(XWiki.java:2266) at com.xpn.xwiki.XWiki.initXWiki(XWiki.java:719) at com.xpn.xwiki.XWiki.<init>(XWiki.java:611) at com.xpn.xwiki.XWiki.getMainXWiki(XWiki.java:238) at com.xpn.xwiki.XWiki.getXWiki(XWiki.java:397) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:94) 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)
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