DuplicateFriendlyURLEntryException when importing Blogs data

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.1.X, Master
• Component/s: Collaboration, Collaboration > Blogs
• Labels:
  • QA-AUTOMATION
  • staging_testing
• Fix Priority: 5
• Sprint: Collab 6
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/49600
• QA Test Name:
  • BlogsUsecase#StagingBlogs
• QA Test Score: 3

Steps to reproduce:

1. Activate Local Staging for Blogs
2. Add Blogs portlet to page
3. Add Blogs entry via portlet
4. Publish to Live
5. Go to Staging
6. Edit title of the blog entry
7. Publish to Live

Expected result: Publication is successful
Actual result: Publication fails with the following error:

An unexpected error occurred with the publication process. Please check your portal and publishing configuration.

The following error in Blogs while importing its data has stopped the process: com.liferay.friendly.url.exception.DuplicateFriendlyURLEntryException

The following console errors also display:

19:53:37,698 ERROR [liferay/background_task-5][BackgroundTaskMessageListener:165] Unable to execute background task
com.liferay.exportimport.kernel.lar.PortletDataException: com.liferay.friendly.url.exception.DuplicateFriendlyURLEntryException
        at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:421)
        at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:433)
        at com.liferay.blogs.internal.exportimport.data.handler.BlogsEntryStagedModelDataHandler._importFriendlyURLEntries(BlogsEntryStagedModelDataHandler.java:608)
        at com.liferay.blogs.internal.exportimport.data.handler.BlogsEntryStagedModelDataHandler.doImportStagedModel(BlogsEntryStagedModelDataHandler.java:371)
        at com.liferay.blogs.internal.exportimport.data.handler.BlogsEntryStagedModelDataHandler.doImportStagedModel(BlogsEntryStagedModelDataHandler.java:74)
        at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:370)
        at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:433)
        at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:419)
        at com.liferay.blogs.web.internal.exportimport.data.handler.BlogsPortletDataHandler.doImportData(BlogsPortletDataHandler.java:152)
        at com.liferay.exportimport.kernel.lar.BasePortletDataHandler.importData(BasePortletDataHandler.java:378)
        at com.liferay.exportimport.controller.PortletImportController.importPortletData(PortletImportController.java:328)
        at com.liferay.exportimport.controller.PortletImportController.importPortletData(PortletImportController.java:277)
        at com.liferay.site.internal.exportimport.data.handler.StagedGroupStagedModelDataHandler.importSitePortlets(StagedGroupStagedModelDataHandler.java:594)
        at com.liferay.site.internal.exportimport.data.handler.StagedGroupStagedModelDataHandler.doImportStagedModel(StagedGroupStagedModelDataHandler.java:328)
        at com.liferay.site.internal.exportimport.data.handler.StagedGroupStagedModelDataHandler.doImportStagedModel(StagedGroupStagedModelDataHandler.java:87)
        at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:370)
        at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:433)
        at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:419)
        at com.liferay.exportimport.controller.LayoutImportController.doImportFile(LayoutImportController.java:575)
        at com.liferay.exportimport.controller.LayoutImportController.importFile(LayoutImportController.java:217)
        at com.liferay.portlet.exportimport.service.impl.ExportImportLocalServiceImpl.importLayouts(ExportImportLocalServiceImpl.java:185)
        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:497)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:163)
        at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:54)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:58)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:137)
        at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:137)
        at com.liferay.portal.spring.aop.ServiceBeanAopProxy.invoke(ServiceBeanAopProxy.java:169)
        at com.sun.proxy.$Proxy101.importLayouts(Unknown Source)
        at com.liferay.exportimport.kernel.service.ExportImportLocalServiceUtil.importLayouts(ExportImportLocalServiceUtil.java:202)
        at com.liferay.exportimport.internal.background.task.LayoutStagingBackgroundTaskExecutor$LayoutStagingImportCallable.call(LayoutStagingBackgroundTaskExecutor.java:282)
        at com.liferay.exportimport.internal.background.task.LayoutStagingBackgroundTaskExecutor$LayoutStagingImportCallable.call(LayoutStagingBackgroundTaskExecutor.java:255)
        at com.liferay.portal.spring.transaction.TransactionInvokerImpl$CallableMethodInvocation.proceed(TransactionInvokerImpl.java:101)
        at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:54)
        at com.liferay.portal.spring.transaction.TransactionInvokerImpl.invoke(TransactionInvokerImpl.java:47)
        at com.liferay.portal.kernel.transaction.TransactionInvokerUtil.invoke(TransactionInvokerUtil.java:28)
        at com.liferay.exportimport.internal.background.task.LayoutStagingBackgroundTaskExecutor.execute(LayoutStagingBackgroundTaskExecutor.java:141)
        at com.liferay.portal.kernel.backgroundtask.SerialBackgroundTaskExecutor.execute(SerialBackgroundTaskExecutor.java:54)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.execute(DelegatingBackgroundTaskExecutor.java:43)
        at com.liferay.portal.kernel.backgroundtask.ThreadLocalAwareBackgroundTaskExecutor.execute(ThreadLocalAwareBackgroundTaskExecutor.java:56)
        at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:124)
        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.kernel.messaging.ParallelDestination$1.run(ParallelDestination.java:52)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask._runTask(ThreadPoolExecutor.java:756)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:667)
        at java.lang.Thread.run(Thread.java:745)
Caused by: com.liferay.friendly.url.exception.DuplicateFriendlyURLEntryException
        at com.liferay.friendly.url.service.impl.FriendlyURLEntryLocalServiceImpl.validate(FriendlyURLEntryLocalServiceImpl.java:305)
        at com.liferay.friendly.url.service.impl.FriendlyURLEntryLocalServiceImpl.addFriendlyURLEntry(FriendlyURLEntryLocalServiceImpl.java:61)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:163)
        at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:54)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:58)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:137)
        at com.liferay.portal.spring.aop.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)
        at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:137)
        at com.liferay.portal.spring.aop.ServiceBeanAopProxy.invoke(ServiceBeanAopProxy.java:169)
        at com.sun.proxy.$Proxy485.addFriendlyURLEntry(Unknown Source)
        at com.liferay.friendly.url.internal.exportimport.staged.model.repository.FriendlyURLEntryStagedModelRepository.addStagedModel(FriendlyURLEntryStagedModelRepository.java:52)
        at com.liferay.friendly.url.internal.exportimport.staged.model.repository.FriendlyURLEntryStagedModelRepository.addStagedModel(FriendlyURLEntryStagedModelRepository.java:36)
        at com.liferay.friendly.url.internal.exportimport.data.handler.FriendlyURLEntryStagedModelDataHandler.doImportStagedModel(FriendlyURLEntryStagedModelDataHandler.java:122)
        at com.liferay.friendly.url.internal.exportimport.data.handler.FriendlyURLEntryStagedModelDataHandler.doImportStagedModel(FriendlyURLEntryStagedModelDataHandler.java:36)
        at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:370)
        ... 50 more

Reproduced on:
Tomcat 8.0.32 + MySQL 5.6
Portal master GIT ID: 2f55b89bd3cea6d657df8ccf0d9228c0ad305bf0