Cannot export/import blog entries into a site with multiple entries with same title in source/target

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.1.X, 7.2.X, 7.3.X, Master
• Fix Version/s: 7.1.10 DXP FP23, 7.1.10.6 SP6, 7.1.X, 7.2.10 DXP FP12, 7.2.X, 7.3.7 CE GA8, 7.3.10 DXP FP2, 7.3.X, 7.4.0 CE GA1, 7.4.13 DXP GA1, Master
• Component/s: Blogs, Content Publishing > Export/Import
• Labels:
  • ee-ts
  • liferay-dxp-71-sp6
  • liferay-fixpack-dxp-12-7210
  • liferay-fixpack-dxp-2-7310
  • liferay-fixpack-dxp-23-7110
• Branch Version/s:
  7.3.x, 7.2.x, 7.1.x
• Backported to Branch:
  Committed
• Story Points: 1
• Fix Priority: 3
• Sprint: LIMA | QA Sprint 6
• Git Pull Request: https://github.com/liferay-lima/liferay-portal/pull/1594
• Bug Type: Default
• QA Test Name:
  • dont-test-again

Steps to Reproduce:

1. Create a site named "Site1".
2. Create a site named "Site2".
3. Select "Site1" as current site.
4. From Product Menu > Content > Blogs > Add blogs create an entry with title: "title" and content: "content".
5. From Product Menu > Content > Blogs > Add blogs create an entry with title: "title" and content: "content".
6. Select "Site2" as current site.
7. From Product Menu > Content > Blogs > Add blogs create an entry with title: "title" and content: "content".
8. Fom Blogs (in site "Site1"), click on vertical ellipsis on top right > Export/Import > Export LAR file with the new blog entries (default settings).
9. Select "Site2" as current site.
10. From Blogs Import LAR file from step 8.

 

Expected Result:

Import should be successful.

 

Actual Result:

Import fails with an exception like the following one:

2021-02-26 19:58:51.814 DEBUG [liferay/background_task-1][LoggerExportImportLifecycleListener:436] Staged model {class: com.liferay.blogs.model.BlogsEntry, groupId: 763443, uuid: 1e74e8f1-6cd2-bfd4-6e22-f89d8874d0cd} import failed
org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.blogs.model.impl.BlogsEntryImpl#32527972]
	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.NestableFlushEventListener.onFlush(NestableFlushEventListener.java:61)
	at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1216)
	at com.liferay.portal.spring.hibernate.PortletTransactionManager$TransactionStatusWrapper.reset(PortletTransactionManager.java:260)
	at com.liferay.portal.spring.hibernate.PortletTransactionManager.rollback(PortletTransactionManager.java:145)
	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.rollback(DefaultTransactionExecutor.java:85)
	at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:72)
	at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
	at com.liferay.portal.service.ServiceContextAdvice.invoke(ServiceContextAdvice.java:60)
	at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
	at com.liferay.portal.kernel.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:64)
	at com.liferay.portal.spring.aop.AopMethodInvocationImpl.proceed(AopMethodInvocationImpl.java:57)
	at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:49)
	at com.sun.proxy.$Proxy641.addEntry(Unknown Source)
	at com.liferay.blogs.internal.exportimport.data.handler.BlogsEntryStagedModelDataHandler.doImportStagedModel(BlogsEntryStagedModelDataHandler.java:270)