Reports Admin portlet fails to import from lar

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.0 DXP SP2
• Fix Version/s: 7.0.X EE, Master
• Component/s: Business Productivity, Business Productivity > Reporting
• Labels: None
• Branch Version/s:
  7.0.x
• Backported to Branch:
  Committed
• Fix Priority: 4
• Sprint: Workflow #04 - Feb 20 - Mar 10
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal-ee/pull/16224

Steps to Reproduce:

1. Go to Liferay > Configuration > Reports Admin
2. Go to Definitions tab
3. Add new definition
4. Choose attached definition
5. Add Report in CSV format
6. Export portlet and save LAR
7. Shutdown portal
8. Start fresh portal server
9. Go to Liferay > Configuration > Reports Admin
10. Import LAR file

Expected Result:
Portlet data can be imported.

Actual Result:
Import fails:

An unexpected error occurred with the publication process. Please check your portal and publishing configuration.
com.thoughtworks.xstream.mapper.CannotResolveClassException: com.liferay.portal.reports.engine.console.model.impl.DefinitionImpl

Liferay logs:

00:08:56,020 WARN  [liferay/background_task-5][PortletImportBackgroundTaskExecutor:94] Unable to import portlet: com.thoughtworks.xstream.mapper.CannotResolveClassException: com.liferay.portal.reports.engine.console.model.impl.DefinitionImpl
00:08:56,032 ERROR [liferay/background_task-5][BackgroundTaskMessageListener:165] Unable to execute background task
com.liferay.exportimport.kernel.lar.PortletDataException: com.thoughtworks.xstream.mapper.CannotResolveClassException: com.liferay.portal.reports.engine.console.model.impl.DefinitionImpl
	at com.liferay.exportimport.kernel.lar.BasePortletDataHandler.importData(BasePortletDataHandler.java:389)
	at com.liferay.exportimport.controller.PortletImportController.importPortletData(PortletImportController.java:290)
	at com.liferay.exportimport.controller.PortletImportController.importPortletData(PortletImportController.java:826)
	at com.liferay.exportimport.controller.PortletImportController.doImportPortletInfo(PortletImportController.java:612)
	at com.liferay.exportimport.controller.PortletImportController.importFile(PortletImportController.java:227)
	at com.liferay.portlet.exportimport.service.impl.ExportImportLocalServiceImpl.importPortletInfo(ExportImportLocalServiceImpl.java:373)
	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.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.RetryAdvice.invoke(RetryAdvice.java:46)
	at com.liferay.portal.spring.aop.ServiceBeanMethodInvocation.proceed(ServiceBeanMethodInvocation.java:137)
	at com.liferay.portal.service.ServiceContextAdvice.invoke(ServiceContextAdvice.java:39)
	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.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)
	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.cache.thread.local.ThreadLocalCacheAdvice.invoke(ThreadLocalCacheAdvice.java:48)
	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.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)
	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.ChainableMethodAdvice.invoke(ChainableMethodAdvice.java:56)
	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.$Proxy106.importPortletInfo(Unknown Source)
	at com.liferay.exportimport.kernel.service.ExportImportLocalServiceUtil.importPortletInfo(ExportImportLocalServiceUtil.java:230)
	at com.liferay.exportimport.background.task.PortletImportBackgroundTaskExecutor$PortletImportCallable.call(PortletImportBackgroundTaskExecutor.java:124)
	at com.liferay.exportimport.background.task.PortletImportBackgroundTaskExecutor$PortletImportCallable.call(PortletImportBackgroundTaskExecutor.java:110)
	at com.liferay.portal.spring.transaction.TransactionInvokerImpl$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.background.task.PortletImportBackgroundTaskExecutor.execute(PortletImportBackgroundTaskExecutor.java:85)
	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.thoughtworks.xstream.mapper.CannotResolveClassException: com.liferay.portal.reports.engine.console.model.impl.DefinitionImpl
	at com.thoughtworks.xstream.mapper.DefaultMapper.realClass(DefaultMapper.java:79)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.DynamicProxyMapper.realClass(DynamicProxyMapper.java:55)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.PackageAliasingMapper.realClass(PackageAliasingMapper.java:88)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.ClassAliasingMapper.realClass(ClassAliasingMapper.java:79)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.ArrayMapper.realClass(ArrayMapper.java:74)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.SecurityMapper.realClass(SecurityMapper.java:71)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.MapperWrapper.realClass(MapperWrapper.java:30)
	at com.thoughtworks.xstream.mapper.CachingMapper.realClass(CachingMapper.java:47)
	at com.thoughtworks.xstream.core.util.HierarchicalStreams.readClassType(HierarchicalStreams.java:29)
	at com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:133)
	at com.thoughtworks.xstream.core.AbstractTreeMarshallingStrategy.unmarshal(AbstractTreeMarshallingStrategy.java:32)
	at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:1185)
	at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:1169)
	at com.thoughtworks.xstream.XStream.fromXML(XStream.java:1040)
	at com.thoughtworks.xstream.XStream.fromXML(XStream.java:1031)
	at com.liferay.exportimport.lar.PortletDataContextImpl.fromXML(PortletDataContextImpl.java:651)
	at com.liferay.exportimport.lar.PortletDataContextImpl.getZipEntryAsObject(PortletDataContextImpl.java:1267)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil._getStagedModel(StagedModelDataHandlerUtil.java:442)
	at com.liferay.exportimport.kernel.lar.StagedModelDataHandlerUtil.importStagedModel(StagedModelDataHandlerUtil.java:353)
	at com.liferay.portal.reports.engine.console.web.admin.lar.AdminPortletDataHandler.doImportData(AdminPortletDataHandler.java:164)
	at com.liferay.exportimport.kernel.lar.BasePortletDataHandler.importData(BasePortletDataHandler.java:382)
	... 55 more

Reproduced on:
Tomcat 8.0.32 + MySQL 5.7.17. Portal ee-7.0.x GIT ID: ff0513e77f5179d1b09371b59647c24950738692.