Unable to publish a web content with a structure that contains a web content

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.1.X, Master
• Fix Version/s: 7.1.10 DXP FP10, 7.1.10.2 SP2, 7.1.3 CE GA4, 7.1.X, Master
• Component/s: Staging, Web Content > Web Content Administration
• Labels:
  • 7.1-blocker
  • QA-AUTOMATION
  • QA-FP
  • liferay-dxp-71-sp2
  • liferay-fixpack-dxp-10-7110
• Branch Version/s:
  7.1.x
• Backported to Branch:
  Committed
• Fix Priority: 4
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/68517

Steps to reproduce:

1. Enable local live staging
2. Create a basic web content
3. Create a web content structure that contains one web content
4. Create a template for it
5. Create a web content based on that structure
6. Publish to live

Expected result:
Publication is successful

Actual result:
Failure to publish and error in the console log

2019-02-21 19:25:30.485 ERROR [liferay/background_task-1][BackgroundTaskMessageListener:173] Unable to execute background task
com.liferay.exportimport.kernel.lar.PortletDataException: org.json.JSONException: A JSONObject text must begin with '{' at 1 [character 2 line 1]
	at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:433)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:456)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:442)
	at com.liferay.exportimport.changeset.web.internal.portlet.data.handler.ChangesetPortletDataHandler.doImportData(ChangesetPortletDataHandler.java:215)
	at com.liferay.exportimport.kernel.lar.BasePortletDataHandler.importData(BasePortletDataHandler.java:383)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importPortletData(PortletImportControllerImpl.java:410)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importPortletData(PortletImportControllerImpl.java:346)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.doImportPortletInfo(PortletImportControllerImpl.java:1104)
	at com.liferay.exportimport.internal.controller.PortletImportControllerImpl.importFile(PortletImportControllerImpl.java:299)
	at com.liferay.portlet.exportimport.service.impl.ExportImportLocalServiceImpl.importPortletInfo(ExportImportLocalServiceImpl.java:464)
	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.AopMethodInvocation.proceed(AopMethodInvocation.java:44)
	at com.liferay.portal.spring.transaction.TransactionInterceptor.lambda$invoke$0(TransactionInterceptor.java:61)
	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor._execute(DefaultTransactionExecutor.java:128)
	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:51)
	at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:59)
	at com.liferay.portal.spring.aop.AopMethodInvocation.proceed(AopMethodInvocation.java:51)
	at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:44)
	at com.sun.proxy.$Proxy93.importPortletInfo(Unknown Source)
	at com.liferay.exportimport.kernel.service.ExportImportLocalServiceUtil.importPortletInfo(ExportImportLocalServiceUtil.java:184)
	at com.liferay.exportimport.internal.background.task.PortletStagingBackgroundTaskExecutor$PortletStagingCallable.call(PortletStagingBackgroundTaskExecutor.java:164)
	at com.liferay.exportimport.internal.background.task.PortletStagingBackgroundTaskExecutor$PortletStagingCallable.call(PortletStagingBackgroundTaskExecutor.java:141)
	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor._execute(DefaultTransactionExecutor.java:128)
	at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:51)
	at com.liferay.portal.spring.transaction.TransactionInvokerImpl.invoke(TransactionInvokerImpl.java:39)
	at com.liferay.portal.kernel.transaction.TransactionInvokerUtil.invoke(TransactionInvokerUtil.java:28)
	at com.liferay.exportimport.internal.background.task.PortletStagingBackgroundTaskExecutor.execute(PortletStagingBackgroundTaskExecutor.java:92)
	at com.liferay.portal.background.task.internal.SerialBackgroundTaskExecutor.execute(SerialBackgroundTaskExecutor.java:62)
	at com.liferay.portal.kernel.backgroundtask.DelegatingBackgroundTaskExecutor.execute(DelegatingBackgroundTaskExecutor.java:43)
	at com.liferay.portal.background.task.internal.ThreadLocalAwareBackgroundTaskExecutor.execute(ThreadLocalAwareBackgroundTaskExecutor.java:75)
	at com.liferay.portal.background.task.internal.messaging.BackgroundTaskMessageListener.doReceive(BackgroundTaskMessageListener.java:132)
	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:752)
	at com.liferay.portal.kernel.concurrent.ThreadPoolExecutor$WorkerTask.run(ThreadPoolExecutor.java:664)
	at java.lang.Thread.run(Thread.java:748)
Caused by: com.liferay.portal.kernel.json.JSONException: org.json.JSONException: A JSONObject text must begin with '{' at 1 [character 2 line 1]
	at com.liferay.portal.json.JSONObjectImpl.<init>(JSONObjectImpl.java:82)
	at com.liferay.portal.json.JSONFactoryImpl.createJSONObject(JSONFactoryImpl.java:157)
	at com.liferay.portal.kernel.json.JSONFactoryUtil.createJSONObject(JSONFactoryUtil.java:69)
	at com.liferay.dynamic.data.mapping.exportimport.content.processor.DDMFormValuesExportImportContentProcessor$JournalArticleImportDDMFormFieldValueTransformer.transform(DDMFormValuesExportImportContentProcessor.java:547)
	at com.liferay.dynamic.data.mapping.util.DDMFormValuesTransformer.performTransformation(DDMFormValuesTransformer.java:58)
	at com.liferay.dynamic.data.mapping.util.DDMFormValuesTransformer.traverse(DDMFormValuesTransformer.java:78)
	at com.liferay.dynamic.data.mapping.util.DDMFormValuesTransformer.transform(DDMFormValuesTransformer.java:47)
	at com.liferay.dynamic.data.mapping.exportimport.content.processor.DDMFormValuesExportImportContentProcessor.replaceImportContentReferences(DDMFormValuesExportImportContentProcessor.java:115)
	at com.liferay.dynamic.data.mapping.exportimport.content.processor.DDMFormValuesExportImportContentProcessor.replaceImportContentReferences(DDMFormValuesExportImportContentProcessor.java:62)
	at com.liferay.journal.internal.exportimport.content.processor.JournalArticleExportImportContentProcessor.replaceImportContentReferences(JournalArticleExportImportContentProcessor.java:154)
	at com.liferay.journal.internal.exportimport.content.processor.JournalArticleExportImportContentProcessor.replaceImportContentReferences(JournalArticleExportImportContentProcessor.java:72)
	at com.liferay.adaptive.media.journal.web.internal.exportimport.content.processor.AMJournalArticleExportImportContentProcessor.replaceImportContentReferences(AMJournalArticleExportImportContentProcessor.java:68)
	at com.liferay.adaptive.media.journal.web.internal.exportimport.content.processor.AMJournalArticleExportImportContentProcessor.replaceImportContentReferences(AMJournalArticleExportImportContentProcessor.java:28)
	at com.liferay.journal.internal.exportimport.data.handler.JournalArticleStagedModelDataHandler.doImportStagedModel(JournalArticleStagedModelDataHandler.java:581)
	at com.liferay.journal.internal.exportimport.data.handler.JournalArticleStagedModelDataHandler.doImportStagedModel(JournalArticleStagedModelDataHandler.java:105)
	at com.liferay.exportimport.kernel.lar.BaseStagedModelDataHandler.importStagedModel(BaseStagedModelDataHandler.java:392)
	... 39 more
Caused by: org.json.JSONException: A JSONObject text must begin with '{' at 1 [character 2 line 1]
	at org.json.JSONTokener.syntaxError(JSONTokener.java:433)
	at org.json.JSONObject.<init>(JSONObject.java:188)
	at org.json.JSONObject.<init>(JSONObject.java:314)
	at com.liferay.portal.json.JSONObjectImpl.<init>(JSONObjectImpl.java:79)
	... 54 more

Reproduced on:

Tomcat 9.0.10 + MySQL 5.7.
Portal Master GIT Commit: 957fd902d224ff7175944441f4f8a7274f00d6f3