Cannot export/import blog entries with same title

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, 7.1.X, 7.2.X, 7.3.X, Master
• Fix Version/s: 7.1.10 DXP FP21, 7.1.X, 7.2.10 DXP FP11, 7.2.10.4 DXP SP4, 7.2.X, 7.3.10 DXP FP1, 7.3.10.1 DXP SP1, 7.3.6 CE GA7, 7.3.X, 7.4.13 DXP GA1, Master
• Component/s: Blogs, Content Publishing > Export/Import
• Labels:
  • ee-ts
  • liferay-dxp-72-sp4
  • liferay-dxp-73-sp1
  • liferay-fixpack-dxp-1-7310
  • liferay-fixpack-dxp-11-7210
  • liferay-fixpack-dxp-21-7110
• 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 5
• Git Pull Request: https://github.com/liferay-lima/liferay-portal/pull/1323
• Bug Type: Default
• QA Test Name:
  • dont-test-again

Steps to Reproduce:

1. From Product Menu > Content > Blogs > Add blogs create an entry with title: "test" and content: "test".
2. Add a second blog entry with title: "test" and content "test2".
3. Fom Blogs, click on vertical ellipsis on top right > Export/Import > Export LAR file with the 2 blog entries (default settings).
4. Create a new site.
5. From Blogs, in the new site, Import LAR file from step 4.

 

 Expected Results:
Import should be successful.

 

Actual Results:
Import fails with an exception like the following one:

2021-01-05 09:50:22.724 ERROR [liferay/background_task-4][BackgroundTaskMessageListener:182] Unable to execute background task
com.liferay.exportimport.kernel.lar.PortletDataException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect): [com.liferay.blogs.model.impl.BlogsEntryImpl#39806]
	at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:408)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:381)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:367)
	at com.liferay.blogs.web.internal.exportimport.data.handler.BlogsAdminPortletDataHandler.doImportData(BlogsAdminPortletDataHandler.java:170)
	at com.liferay.exportimport.kernel.lar.BasePortletDataHandler.importData(BasePortletDataHandler.java:390)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importPortletData(PortletImportControllerImpl.java:419)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importPortletData(PortletImportControllerImpl.java:348)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.doImportPortletInfo(PortletImportControllerImpl.java:1047)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importFile(PortletImportControllerImpl.java:299)
	at com.liferay.portlet.exportimport.service.impl.ExportImportLocalServiceImpl.importPortletInfo(ExportImportLocalServiceImpl.java:445)