Elias Levy created FLINK-8752:
---------------------------------
Summary: 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
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.
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