Fail to enable local live staging

• Type: Bug
• Status: Closed
• Resolution: No Longer Reproducible
• Affects Version/s: 7.2.X
• Fix Version/s: None
• Component/s: Content Publishing > Staging
• Labels:
  • 7.2-blocker
  • QA-AUTOMATION
  • QA-FP
• Story Points: 8
• Fix Priority: 5
• Sprint: Staging 05 - Monkey Shoulder
• Bug Type: Regression Bug

Reproduction steps:

1. Add a new site
2. Enable Local live staging

Expected Results: Able to enable local live staging.
Actual Results: Fail to enable local live staging, errors on the console:

2019-06-19 06:47:46.556 ERROR [liferay/background_task-1][ParallelDestination:55] Unable to process message {destinationName=liferay/background_task, response=null, responseDestinationName=null, responseId=null, payload=null, values={defaultLocale=en_US, companyId=20101, groupId=0, backgroundTaskId=38226, principalName=20129, [email protected]4ebb85f1, siteDefaultLocale=en_US, themeDisplayLocale=en_US}}
com.liferay.portal.kernel.messaging.MessageListenerException: java.lang.NullPointerException
        at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:32)
        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:752)
        at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:664)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
        at com.liferay.portal.kernel.portlet.PortletIdCodec.decodePortletName(PortletIdCodec.java:48)
        at com.liferay.portlet.internal.PortletConfigFactoryImpl.get(PortletConfigFactoryImpl.java:85)
        at com.liferay.portal.kernel.portlet.PortletConfigFactoryUtil.get(PortletConfigFactoryUtil.java:43)
        at com.liferay.portal.util.PortalImpl.getPortletTitle(PortalImpl.java:4708)
        at com.liferay.exportimport.internal.staging.StagingImpl.getExceptionMessagesJSONObject(StagingImpl.java:1609)
        at com.liferay.exportimport.kernel.staging.StagingUtil.getExceptionMessagesJSONObject(StagingUtil.java:279)
        at com.liferay.exportimport.internal.background.task.BaseExportImportBackgroundTaskExecutor.handleException(BaseExportImportBackgroundTaskExecutor.java:53)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.handleException(DelegatingBackgroundTaskExecutor.java:71)
        at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.handleException(DelegatingBackgroundTaskExecutor.java:71)
        at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:159)
        at com.liferay.portal.kernel.messaging.BaseMessageListener.receive(BaseMessageListener.java:26)
        ... 5 more