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https://issues.apache.org/jira/browse/HUDI-3903?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ethan Guo closed HUDI-3903.
---------------------------
Resolution: Fixed
> Kafka Connect Hudi Sink sees NoClassDefFoundError:
> org/apache/hudi/schema/FilebasedSchemaProvider
> -------------------------------------------------------------------------------------------------
>
> Key: HUDI-3903
> URL: https://issues.apache.org/jira/browse/HUDI-3903
> Project: Apache Hudi
> Issue Type: Bug
> Reporter: Ethan Guo
> Assignee: Ethan Guo
> Priority: Blocker
> Labels: pull-request-available
> Fix For: 0.11.0
>
>
> When following the quick start guide of kafka connect hudi sink, I
> encountered the following NoClassDefFoundError exception:
> {code:java}
> [2022-04-18 11:05:35,444] ERROR [hudi-sink|task-1]
> WorkerSinkTask{id=hudi-sink-1} Task threw an uncaught and unrecoverable
> exception. Task is being killed and will not recover until manually restarted
> (org.apache.kafka.connect.runtime.WorkerTask:193)
> java.lang.NoClassDefFoundError: org/apache/hudi/schema/FilebasedSchemaProvider
> at
> org.apache.hudi.connect.writers.KafkaConnectConfigs.<clinit>(KafkaConnectConfigs.java:57)
> at org.apache.hudi.connect.HoodieSinkTask.start(HoodieSinkTask.java:80)
> at
> org.apache.kafka.connect.runtime.WorkerSinkTask.initializeAndStart(WorkerSinkTask.java:308)
> at
> org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:196)
> at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:186)
> at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:241)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.ClassNotFoundException:
> org.apache.hudi.schema.FilebasedSchemaProvider
> at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
> at
> org.apache.kafka.connect.runtime.isolation.PluginClassLoader.loadClass(PluginClassLoader.java:103)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
> ... 11 more
> [2022-04-18 11:05:35,444] ERROR [hudi-sink|task-0]
> WorkerSinkTask{id=hudi-sink-0} Task threw an uncaught and unrecoverable
> exception. Task is being killed and will not recover until manually restarted
> (org.apache.kafka.connect.runtime.WorkerTask:193)
> java.lang.NoClassDefFoundError: Could not initialize class
> org.apache.hudi.connect.writers.KafkaConnectConfigs
> at org.apache.hudi.connect.HoodieSinkTask.start(HoodieSinkTask.java:80)
> at
> org.apache.kafka.connect.runtime.WorkerSinkTask.initializeAndStart(WorkerSinkTask.java:308)
> at
> org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:196)
> at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:186)
> at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:241)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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