jbpm + habernate + spring 集成出问题

hibernate sping jbpm 整合 
从数据库加载流程定义出如下错误
Hibernate: select role.ID as ID38_0_, role.ROLE_NAME as ROLE2_38_0_, role.FLAG as FLAG38_0_, role.CREATE_TIME as CREATE4_38_0_, role.REMARKS as REMARKS38_0_ from tk_role role where 1=1 and role.flag = 'level_1' or role.flag = 'general' order by role.role_name
org.hibernate.MappingException: Named query not known: GraphSession.findLatestProcessDefinitionQuery
at org.hibernate.impl.AbstractSessionImpl.getNamedQuery(AbstractSessionImpl.java:70)
at org.hibernate.impl.SessionImpl.getNamedQuery(SessionImpl.java:1260)
at org.jbpm.db.GraphSession.findLatestProcessDefinition(GraphSession.java:150)
at jbpm.JbpmFacadeImpl.addProcessInstance(JbpmFacadeImpl.java:31)
at com.tkams.um.user.struts.action.SearchUserAction.actionExecute(SearchUserAction.java:118)
at com.esky.frmlib.struts.action.BaseAction.execute(BaseAction.java:172)
at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
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:709)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at com.tkams.common.filter.ForceLoginFilter.doFilter(ForceLoginFilter.java:74)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:95)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:825)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:731)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:526)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:619)
[2009年二月27日17:58:07,953] [ERROR] [org.jbpm.db.GraphSession.findLatestProcessDefinition(155)]: org.hibernate.MappingException: Named query not known: GraphSession.findLatestProcessDefinitionQuery