I'm facing the following error in datahub 6 when starting the server. It is not able to execute the essential data csv files which it used to do prior to this release. Please help me how to configure the pools for version 6.
2016-07-13 12:36:22,129 [ERROR] [c.h.d.s.i.DefaultDataHubEventListenerRegistry] com.hybris.datahub.essentialdata.DataHubEssentialDataListener threw an exception on DataHubInitializationCompletedEvent. Continuing to notify other listeners. com.hybris.kernel.persistence.exporting.SerializationException: headers [poolId, poolName] line [2] content [9301,"SAPCUSTOMER_INBOUND_POOL"] Caused by: Unknown attribute poolId 2016-07-13 12:36:22,160 [ERROR] [o.s.a.i.SimpleAsyncUncaughtExceptionHandler] Unexpected error occurred invoking async method 'public void com.hybris.datahub.service.impl.DefaultEventPublicationService.publishEvent(com.hybris.datahub.api.event.DataHubEvent)'. org.springframework.transaction.TransactionSystemException: Could not commit JPA transaction; nested exception is javax.persistence.RollbackException: Transaction marked as rollbackOnly at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:526) ~[spring-orm-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:757) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:726) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:150) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at com.hybris.datahub.service.impl.DefaultDataHubEventListenerRegistry.notifyListeners(DefaultDataHubEventListenerRegistry.java:64) ~[datahub-service-6.0.0.0-RC12.jar:6.0.0.0-RC12] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_74] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_74] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_74] at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_74] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:281) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:207) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at com.sun.proxy.$Proxy138.notifyListeners(Unknown Source) ~[na:na] at com.hybris.datahub.service.impl.DefaultEventPublicationService.publishEvent(DefaultEventPublicationService.java:38) ~[datahub-service-6.0.0.0-RC12.jar:6.0.0.0-RC12] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_74] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_74] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_74] at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_74] at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:317) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:190) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:168) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at org.springframework.aop.interceptor.AsyncExecutionInterceptor$1.call(AsyncExecutionInterceptor.java:110) ~[spring-aop-4.1.5.RELEASE.jar:4.1.5.RELEASE] at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_74] at com.hybris.datahub.service.ExceptionHandlingAsyncTaskExecutor$2.run(ExceptionHandlingAsyncTaskExecutor.java:80) [datahub-service-6.0.0.0-RC12.jar:6.0.0.0-RC12] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_74] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_74] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74] Caused by: javax.persistence.RollbackException: Transaction marked as rollbackOnly at org.hibernate.jpa.internal.TransactionImpl.commit(TransactionImpl.java:74) ~[hibernate-entitymanager-4.3.6.Final.jar:4.3.6.Final] at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:517) ~[spring-orm-4.1.5.RELEASE.jar:4.1.5.RELEASE] ... 35 common frames omitted