关于hibernate的问题~!!求助!!!
%%%% Error Creating SessionFactory %%%%
org.hibernate.HibernateException: Errors in named queries: GraphSession.findAllProcessDefinitionVersions, SchedulerSession.findTimersByName, GraphSession.deleteTaskInstancesById, MessagingSession.resumeMessagesForToken, GraphSession.selectLogsForTokens, TaskMgmtSession.findTaskInstancesByIds, GraphSession.findTokensForProcessInstance, MessagingSession.findMessages, SchedulerSession.findSuspendedTimers, LoggingSession.findLogsByToken, MessagingSession.suspendMessagesForToken, TaskMgmtSession.findTaskInstancesByActorId, SchedulerSession.resumeTimersForToken, TaskMgmtSession.findPooledTaskInstancesByActorId, SchedulerSession.suspendTimersForToken, GraphSession.findAllProcessInstancesForADefinition, TaskMgmtSession.findTaskInstancesByTokenId, GraphSession.findProcessDefinitionByNameAndVersion, GraphSession.findTaskInstanceIdsForProcessInstance, MessagingSession.findErrorMessages, SchedulerSession.deleteTimersForProcessInstance, TaskMgmtSession.findPooledTaskInstancesByActorIds, SchedulerSession.findFailedTimers, GraphSession.findLatestProcessDefinitionQuery, SchedulerSession.findTimersByDueDate, GraphSession.deleteMessagesForToken, GraphSession.findAllProcessDefinitions, TaskMgmtSession.findTaskInstancesByActorIds

  at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:338)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1176)
at org.jbpm.db.JbpmSessionFactory.buildSessionFactory(JbpmSessionFactory.java:168)
at org.jbpm.db.JbpmSessionFactory.<init>(JbpmSessionFactory.java:107)
at org.jbpm.db.JbpmSessionFactory.buildJbpmSessionFactory(JbpmSessionFactory.java:124)
at org.jbpm.db.JbpmSessionFactory.buildJbpmSessionFactory(JbpmSessionFactory.java:120)
at org.jbpm.db.JbpmSessionFactory.buildJbpmSessionFactory(JbpmSessionFactory.java:116)
at org.jbpm.db.JbpmSessionFactory.getInstance(JbpmSessionFactory.java:100)
at com.aspire.communication.common.util.CommunicationSessionFactory.currentSession(CommunicationSessionFactory.java:50)
at com.aspire.communication.document.business.InitDataBiz.queryDateUpdate(InitDataBiz.java:36)
at com.aspire.communication.common.servlet.InitDataServlet.init(InitDataServlet.java:20)
at javax.servlet.GenericServlet.init(GenericServlet.java:258)
at weblogic.servlet.internal.ServletStubImpl$ServletInitAction.run(ServletStubImpl.java:1028)
at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
at weblogic.servlet.internal.ServletStubImpl.createServlet(ServletStubImpl.java:904)
at weblogic.servlet.internal.ServletStubImpl.createInstances(ServletStubImpl.java:883)
at weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:822)
at weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:3333)
at weblogic.servlet.internal.WebAppServletContext.preloadServlets(WebAppServletContext.java:3290)
at weblogic.servlet.internal.WebAppServletContext.preloadServlets(WebAppServletContext.java:3276)
at weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:3259)
at weblogic.servlet.internal.WebAppServletContext.setStarted(WebAppServletContext.java:5949)
at weblogic.servlet.internal.WebAppModule.start(WebAppModule.java:862)
at weblogic.j2ee.J2EEApplicationContainer.start(J2EEApplicationContainer.java:2127)
at weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer.java:2168)
at weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer.java:2115)
at weblogic.management.deploy.slave.SlaveDeployer