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https://issues.apache.org/jira/browse/HUDI-5406?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lokesh Jain resolved HUDI-5406.
-------------------------------
> Troubleshoot NoClassDefFoundError in Integration Tests logs
> -----------------------------------------------------------
>
> Key: HUDI-5406
> URL: https://issues.apache.org/jira/browse/HUDI-5406
> Project: Apache Hudi
> Issue Type: Bug
> Reporter: Alexey Kudinkin
> Assignee: Lokesh Jain
> Priority: Major
> Labels: pull-request-available
>
> For ex, running
> `ITTestHoodieSanity.testRunHoodieJavaAppOnMultiPartitionKeysCOWTable`
> produces quite a few of the following exceptions:
> {code:java}
> java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at
> org.apache.logging.log4j.util.LoaderUtil.newInstanceOf(LoaderUtil.java:190)
> at
> org.apache.logging.log4j.util.LoaderUtil.newInstanceOf(LoaderUtil.java:211)
> at
> org.apache.log4j.helpers.OptionConverter.instantiateByClassName(OptionConverter.java:207)
> at
> org.apache.log4j.helpers.OptionConverter.instantiateByKey(OptionConverter.java:230)
> at
> org.apache.log4j.PropertyConfigurator.parseAppender(PropertyConfigurator.java:785)
> at
> org.apache.log4j.PropertyConfigurator.parseCategory(PropertyConfigurator.java:768)
> at
> org.apache.log4j.PropertyConfigurator.configureRootCategory(PropertyConfigurator.java:648)
> at
> org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:514)
> at
> org.apache.log4j.PropertyConfigurator.doConfigure(PropertyConfigurator.java:580)
> at
> org.apache.log4j.helpers.OptionConverter.selectAndConfigure(OptionConverter.java:303)
> at org.apache.log4j.LogManager.<clinit>(LogManager.java:127)
> at HoodieJavaApp.<clinit>(HoodieJavaApp.java:101)
> Caused by: java.lang.NoClassDefFoundError:
> org/apache/log4j/helpers/OnlyOnceErrorHandler
> at org.apache.log4j.AppenderSkeleton.<init>(AppenderSkeleton.java:53)
> at org.apache.hadoop.log.metrics.EventCounter.<init>(EventCounter.java:33)
> ... 16 more {code}
>
> We need to troubleshoot why are these occurring.
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