You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@flink.apache.org by "Aljoscha Krettek (JIRA)" <ji...@apache.org> on 2018/02/23 14:01:01 UTC
[jira] [Closed] (FLINK-8752) ClassNotFoundException when using the
user code class loader
[ https://issues.apache.org/jira/browse/FLINK-8752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aljoscha Krettek closed FLINK-8752.
-----------------------------------
Resolution: Duplicate
> ClassNotFoundException when using the user code class loader
> ------------------------------------------------------------
>
> Key: FLINK-8752
> URL: https://issues.apache.org/jira/browse/FLINK-8752
> Project: Flink
> Issue Type: Bug
> Components: JobManager
> Affects Versions: 1.4.1
> Reporter: Elias Levy
> Priority: Major
>
> Attempting to submit a job results in the job failing while it is being started in the JMs with a ClassNotFoundException error:
> {code:java}
> java.lang.ClassNotFoundException: com.foo.flink.common.util.TimeAssigner
> at java.net.URLClassLoader.findClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
> at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
> at java.lang.ClassLoader.loadClass(Unknown Source)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Unknown Source)
> at org.apache.flink.util.InstantiationUtil$ClassLoaderObjectInputStream.resolveClass(InstantiationUtil.java:73)
> at java.io.ObjectInputStream.readNonProxyDesc(Unknown Source)
> at java.io.ObjectInputStream.readClassDesc(Unknown Source)
> at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
> at java.io.ObjectInputStream.readObject0(Unknown Source)
> at java.io.ObjectInputStream.readObject(Unknown Source)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:393)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:380)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:368)
> at org.apache.flink.util.SerializedValue.deserializeValue(SerializedValue.java:58)
> at org.apache.flink.streaming.connectors.kafka.internals.AbstractFetcher.createPartitionStateHolders(AbstractFetcher.java:542)
> at org.apache.flink.streaming.connectors.kafka.internals.AbstractFetcher.<init>(AbstractFetcher.java:167)
> at org.apache.flink.streaming.connectors.kafka.internal.Kafka09Fetcher.<init>(Kafka09Fetcher.java:89)
> at org.apache.flink.streaming.connectors.kafka.internal.Kafka010Fetcher.<init>(Kafka010Fetcher.java:62)
> at org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer010.createFetcher(FlinkKafkaConsumer010.java:203)
> at org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.run(FlinkKafkaConsumerBase.java:564)
> at org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:86)
> at org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:55)
> at org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:94)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:264)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:718)
> at java.lang.Thread.run(Unknown Source)
> {code}
> If I drop the job's jar into the lib folder in the JM and configure the JM to classloader.resolve-order to parent-first the job starts successfully.
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)