[xwiki-users] Prioblem XWiki workspace 1.1.1

hI, I'm from Argentina. I'm using Xwiki Workspaces 1.1.1 together the XAR and when i saved a page i get the follow error: Error number 13007 in 3: Exception while loading lock Wrapped Exception: a different object with the same identifier value was already associated with the session: [com.xpn.xwiki.doc.XWikiLock#729680490] com.xpn.xwiki.XWikiException: Error number 13007 in 3: Exception while loading lock Wrapped Exception: a different object with the same identifier value was already associated with the session: [com.xpn.xwiki.doc.XWikiLock#729680490] at com.xpn.xwiki.store.XWikiHibernateStore.loadLock(XWikiHibernateStore.java:1674) at com.xpn.xwiki.store.XWikiCacheStore.loadLock(XWikiCacheStore.java:385) at com.xpn.xwiki.doc.XWikiDocument.removeLock(XWikiDocument.java:3652) at com.xpn.xwiki.web.SaveAction.save(SaveAction.java:133) at com.xpn.xwiki.web.SaveAction.action(SaveAction.java:140) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:214) 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:763) i'm looking for it error and it's common but anybody wrote how fight it. The database that i'm using is DB2 for AS400. I configure hibernate to accept it. Can u help to solve this one?? i need solve it urgently!! Thank u for all and sorry for my english Matías Yaryura Analista Programador Mercantil andina Seguros + 54 02983 434090 - Int. 2256 Av. Moreno 503 Tres Arroyos ( Pcia de Bs As) www.mercantilandina.com.ar AVISO IMPORTANTE: La información incluida en el presente correo electrónico es confidencial, siendo para el uso exclusivo del destinatario arriba mencionado. Los mensajes de correo electrónico dirigidos a clientes de Mercantil andina S.A. son confidenciales y gozan de protección legal. Le rogamos que no lea, copie, reenvíe o guarde este mensaje si no es el destinatario señalado. Si ha recibido este mensaje por error, le rogamos que lo devuelva a la dirección de remitente arriba mencionada y borre el mensaje.