// Extract Session from EntityManager
      Long numMsgBBDD = countNews();
      long numVueltas = numMsgBBDD / 5000L;
       Session lclSession = (Session)entityManager.getDelegate();
      System.out.println("Starting ReIndexing Routine");

       // Create a FullTextSession, so we can setup a scrollable cursor
       // to keep the memory footprint down while we iterate through the
       // list of objects.
       FullTextSession ftSession = Search.createFullTextSession(lclSession);

       ftSession.setFlushMode(FlushMode.MANUAL);
       int index = 0;
       ftSession.setCacheMode(CacheMode.IGNORE);

       Date start = new Date();
       ScrollableResults results = null;
       System.out.println("Getting Scrollable Cursor for Change Requests...");
       int i = 0;
       while(i<=numVueltas){
       //Scrollable results will avoid loading too many objects in memory
       results = ftSession.createCriteria( PolMensajes.class ).setFirstResult(i*5000+1).setMaxResults(5000).setFetchSize(125).scroll( ScrollMode.FORWARD_ONLY );
       System.out.println("Cursor retrieved... Start Indexing...Vuelta " +i + " de "+ numVueltas);
      
       while( results.next() ) {
           index++;
           ftSession.index( results.get(0) ); //index each element
           // The "25" matches the value established in the persistence.xml used to
           // control batch sizes for Hibernate Search.
           /**
                <property name="hibernate.search.worker.batch_size" value="25"/>
            *
            */
           if (index % 125 == 0) {
             // clear the session contents to keep memory footprint down.
             ftSession.clear();
             System.out.println("Records Indexed: " + index);
           }
       }
       i++;
       results.close();
       }

11:15:23,287 INFO  [STDOUT] Records Indexed: 30000
11:15:24,066 INFO  [STDOUT] Cursor retrieved... Start Indexing...Vuelta 6 de 204
11:15:24,803 INFO  [STDOUT] Records Indexed: 30125
11:15:25,250 WARN  [arjLoggerI18N] [com.arjuna.ats.arjuna.coordinator.BasicAction_58] - Abort of action id 7f000101:85f1:4a5af7fb:32 invoked while multiple threads active within it.
11:15:25,250 WARN  [arjLoggerI18N] [com.arjuna.ats.arjuna.coordinator.CheckedAction_2] - CheckedAction::check - atomic action 7f000101:85f1:4a5af7fb:32 aborting with 1 threads active!
11:15:25,251 INFO  [ConnectionManager] forcing batcher resource cleanup on transaction completion; forgot to close ScrollableResults/Iterator?
11:15:25,360 WARN  [JDBCExceptionReporter] SQL Error: 0, SQLState: null
11:15:25,360 ERROR [JDBCExceptionReporter] Transaction TransactionImple < ac, BasicAction: 7f000101:85f1:4a5af7fb:32 status: ActionStatus.ABORTED > cannot proceed STATUS_ROLLEDBACK; - nested throwable: (javax.transaction.RollbackException: Transaction TransactionImple < ac, BasicAction: 7f000101:85f1:4a5af7fb:32 status: ActionStatus.ABORTED > cannot proceed STATUS_ROLLEDBACK)
11:15:25,480 ERROR [application] org.hibernate.exception.GenericJDBCException: could not initialize a collection: [org.poliedrico.awwmail.entity.PolMensajes.polCfgUsrMsg#120616]
javax.faces.el.EvaluationException: org.hibernate.exception.GenericJDBCException: could not initialize a collection: [org.poliedrico.awwmail.entity.PolMensajes.polCfgUsrMsg#120616]
   at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:102)
   at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
   at javax.faces.component.UICommand.broadcast(UICommand.java:387)
   at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:475)
   at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:755)
   at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:82)
   at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
   at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
   at com.icesoft.faces.webapp.http.core.JsfLifecycleExecutor.apply(JsfLifecycleExecutor.java:17)
   at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.renderCycle(ReceiveSendUpdates.java:94)
   at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.service(ReceiveSendUpdates.java:54)
   at com.icesoft.faces.webapp.http.core.RequestVerifier.service(RequestVerifier.java:26)
   at com.icesoft.faces.webapp.http.common.standard.PathDispatcherServer.service(PathDispatcherServer.java:24)
   at com.icesoft.faces.webapp.http.servlet.MainSessionBoundServlet.service(MainSessionBoundServlet.java:160)
   at com.icesoft.faces.webapp.http.servlet.SessionDispatcher$1.service(SessionDispatcher.java:38)
   at com.icesoft.faces.webapp.http.servlet.ThreadBlockingAdaptingServlet.service(ThreadBlockingAdaptingServlet.java:19)
   at com.icesoft.faces.webapp.http.servlet.EnvironmentAdaptingServlet.service(EnvironmentAdaptingServlet.java:63)
   at com.icesoft.faces.webapp.http.servlet.SessionDispatcher.service(SessionDispatcher.java:55)
   at com.icesoft.faces.webapp.http.servlet.SessionVerifier.service(SessionVerifier.java:19)
   at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:23)
   at com.icesoft.faces.webapp.http.servlet.MainServlet.service(MainServlet.java:91)
   at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
   at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:56)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
   at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
   at org.jboss.seam.web.HotDeployFilter.doFilter(HotDeployFilter.java:53)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
   at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
   at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
   at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
   at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
   at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
   at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
   at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
   at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
   at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
   at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
   at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432)
   at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
   at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
   at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
   at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
   at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
   at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
   at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
   at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
   at java.lang.Thread.run(Thread.java:595)