2021-01-25 03:12:25.857 ERROR [liferay/background_task-4][BackgroundTaskMessageListener:177] Unable to execute background task
com.liferay.portal.kernel.dao.orm.ORMException: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at com.liferay.portal.dao.orm.hibernate.ExceptionTranslator.translate(ExceptionTranslator.java:39)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:124)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:99)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7333)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7251)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl._validateFolder(DLFileEntryLocalServiceImpl.java:3087)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2100)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2745)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.addFileEntry(DLFileEntryLocalServiceImpl.java:201)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.service.ServiceContextAdvice.invoke(ServiceContextAdvice.java:60)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy57.addFileEntry(Unknown Source)
        at com.liferay.portal.repository.liferayrepository.LiferayLocalRepository.addFileEntry(LiferayLocalRepository.java:116)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayWorkflowLocalRepositoryWrapper.addFileEntry(LiferayWorkflowLocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayProcessorLocalRepositoryWrapper.addFileEntry(LiferayProcessorLocalRepositoryWrapper.java:51)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.capabilities.CapabilityLocalRepository.addFileEntry(CapabilityLocalRepository.java:61)
        at com.liferay.document.library.repository.portlet.file.repository.internal.PortletFileRepositoryImpl.addPortletFileEntry(PortletFileRepositoryImpl.java:168)
        at com.liferay.portal.kernel.portletfilerepository.PortletFileRepositoryUtil.addPortletFileEntry(PortletFileRepositoryUtil.java:68)
        at com.liferay.portal.background.task.service.impl.BackgroundTaskLocalServiceImpl.addBackgroundTaskAttachment(BackgroundTaskLocalServiceImpl.java:141)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy579.addBackgroundTaskAttachment(Unknown Source)
        at com.liferay.portal.background.task.internal.BackgroundTaskManagerImpl.addBackgroundTaskAttachment(BackgroundTaskManagerImpl.java:104)
        at com.liferay.user.associated.data.web.internal.export.background.task.UADExportBackgroundTaskExecutor.execute(UADExportBackgroundTaskExecutor.java:62)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.execute(DelegatingBackgroundTaskExecutor.java:41)
        at com.liferay.portal.background.task.internal.ThreadLocalAwareBackgroundTaskExecutor.execute(ThreadLocalAwareBackgroundTaskExecutor.java:72)
        at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:131)
        at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:26)
        at com.liferay.portal.kernel.messaging.InvokerMessageListener.receive(InvokerMessageListener.java:74)
        at com.liferay.portal.messaging.internal.ParallelDestination$1.run(ParallelDestination.java:56)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:753)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:665)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at org.hibernate.persister.entity.AbstractEntityPersister.check(AbstractEntityPersister.java:1950)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2595)
        at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2495)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2822)
        at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:113)
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:273)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:265)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:185)
        at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:321)
        at com.liferay.portal.dao.orm.hibernate.event.NestableAutoFlushEventListener.onAutoFlush(NestableAutoFlushEventListener.java:69)
        at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:1185)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1261)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:112)
        ... 48 more
2021-01-25 03:12:25.856 ERROR [liferay/background_task-3][BackgroundTaskMessageListener:177] Unable to execute background task
com.liferay.portal.kernel.dao.orm.ORMException: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at com.liferay.portal.dao.orm.hibernate.ExceptionTranslator.translate(ExceptionTranslator.java:39)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:124)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:99)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7333)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7251)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl._validateFolder(DLFileEntryLocalServiceImpl.java:3087)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2100)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2745)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.addFileEntry(DLFileEntryLocalServiceImpl.java:201)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.service.ServiceContextAdvice.invoke(ServiceContextAdvice.java:60)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy57.addFileEntry(Unknown Source)
        at com.liferay.portal.repository.liferayrepository.LiferayLocalRepository.addFileEntry(LiferayLocalRepository.java:116)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayWorkflowLocalRepositoryWrapper.addFileEntry(LiferayWorkflowLocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayProcessorLocalRepositoryWrapper.addFileEntry(LiferayProcessorLocalRepositoryWrapper.java:51)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.capabilities.CapabilityLocalRepository.addFileEntry(CapabilityLocalRepository.java:61)
        at com.liferay.document.library.repository.portlet.file.repository.internal.PortletFileRepositoryImpl.addPortletFileEntry(PortletFileRepositoryImpl.java:168)
        at com.liferay.portal.kernel.portletfilerepository.PortletFileRepositoryUtil.addPortletFileEntry(PortletFileRepositoryUtil.java:68)
        at com.liferay.portal.background.task.service.impl.BackgroundTaskLocalServiceImpl.addBackgroundTaskAttachment(BackgroundTaskLocalServiceImpl.java:141)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy579.addBackgroundTaskAttachment(Unknown Source)
        at com.liferay.portal.background.task.internal.BackgroundTaskManagerImpl.addBackgroundTaskAttachment(BackgroundTaskManagerImpl.java:104)
        at com.liferay.user.associated.data.web.internal.export.background.task.UADExportBackgroundTaskExecutor.execute(UADExportBackgroundTaskExecutor.java:62)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.execute(DelegatingBackgroundTaskExecutor.java:41)
        at com.liferay.portal.background.task.internal.ThreadLocalAwareBackgroundTaskExecutor.execute(ThreadLocalAwareBackgroundTaskExecutor.java:72)
        at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:131)
        at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:26)
        at com.liferay.portal.kernel.messaging.InvokerMessageListener.receive(InvokerMessageListener.java:74)
        at com.liferay.portal.messaging.internal.ParallelDestination$1.run(ParallelDestination.java:56)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:753)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:665)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at org.hibernate.persister.entity.AbstractEntityPersister.check(AbstractEntityPersister.java:1950)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2595)
        at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2495)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2822)
        at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:113)
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:273)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:265)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:185)
        at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:321)
        at com.liferay.portal.dao.orm.hibernate.event.NestableAutoFlushEventListener.onAutoFlush(NestableAutoFlushEventListener.java:69)
        at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:1185)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1261)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:112)
        ... 48 more
2021-01-25 03:12:25.856 ERROR [liferay/background_task-2][BackgroundTaskMessageListener:177] Unable to execute background task
com.liferay.portal.kernel.dao.orm.ORMException: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at com.liferay.portal.dao.orm.hibernate.ExceptionTranslator.translate(ExceptionTranslator.java:39)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:124)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:99)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7333)
        at com.liferay.portlet.documentlibrary.service.persistence.impl.DLFolderPersistenceImpl.fetchByG_P_N(DLFolderPersistenceImpl.java:7251)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl._validateFolder(DLFileEntryLocalServiceImpl.java:3087)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2100)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.validateFile(DLFileEntryLocalServiceImpl.java:2745)
        at com.liferay.portlet.documentlibrary.service.impl.DLFileEntryLocalServiceImpl.addFileEntry(DLFileEntryLocalServiceImpl.java:201)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.service.ServiceContextAdvice.invoke(ServiceContextAdvice.java:60)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy57.addFileEntry(Unknown Source)
        at com.liferay.portal.repository.liferayrepository.LiferayLocalRepository.addFileEntry(LiferayLocalRepository.java:116)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayWorkflowLocalRepositoryWrapper.addFileEntry(LiferayWorkflowLocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.liferayrepository.LiferayProcessorLocalRepositoryWrapper.addFileEntry(LiferayProcessorLocalRepositoryWrapper.java:51)
        at com.liferay.portal.repository.util.LocalRepositoryWrapper.addFileEntry(LocalRepositoryWrapper.java:50)
        at com.liferay.portal.repository.capabilities.CapabilityLocalRepository.addFileEntry(CapabilityLocalRepository.java:61)
        at com.liferay.document.library.repository.portlet.file.repository.internal.PortletFileRepositoryImpl.addPortletFileEntry(PortletFileRepositoryImpl.java:168)
        at com.liferay.portal.kernel.portletfilerepository.PortletFileRepositoryUtil.addPortletFileEntry(PortletFileRepositoryUtil.java:68)
        at com.liferay.portal.background.task.service.impl.BackgroundTaskLocalServiceImpl.addBackgroundTaskAttachment(BackgroundTaskLocalServiceImpl.java:141)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:50)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:69)
        at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
        at com.sun.proxy.$Proxy579.addBackgroundTaskAttachment(Unknown Source)
        at com.liferay.portal.background.task.internal.BackgroundTaskManagerImpl.addBackgroundTaskAttachment(BackgroundTaskManagerImpl.java:104)
        at com.liferay.user.associated.data.web.internal.export.background.task.UADExportBackgroundTaskExecutor.execute(UADExportBackgroundTaskExecutor.java:62)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.execute(DelegatingBackgroundTaskExecutor.java:41)
        at com.liferay.portal.background.task.internal.ThreadLocalAwareBackgroundTaskExecutor.execute(ThreadLocalAwareBackgroundTaskExecutor.java:72)
        at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:131)
        at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:26)
        at com.liferay.portal.kernel.messaging.InvokerMessageListener.receive(InvokerMessageListener.java:74)
        at com.liferay.portal.messaging.internal.ParallelDestination$1.run(ParallelDestination.java:56)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:753)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:665)
        at java.lang.Thread.run(Thread.java:748)
Caused by: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.portlet.documentlibrary.model.impl.DLFolderImpl#38877]
        at org.hibernate.persister.entity.AbstractEntityPersister.check(AbstractEntityPersister.java:1950)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2595)
        at org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2495)
        at org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2822)
        at org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:113)
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:273)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:265)
        at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:185)
        at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:321)
        at com.liferay.portal.dao.orm.hibernate.event.NestableAutoFlushEventListener.onAutoFlush(NestableAutoFlushEventListener.java:69)
        at org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:1185)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1261)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
        at com.liferay.portal.dao.orm.hibernate.QueryImpl.list(QueryImpl.java:112)
        ... 48 more