Maximilian Michels created BEAM-8034:
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Summary: Upgrade Flink Runner to 1.8.1 and fix Avro Schema
serialization problems
Key: BEAM-8034
URL: https://issues.apache.org/jira/browse/BEAM-8034
Project: Beam
Issue Type: Bug
Components: runner-flink
Reporter: Maximilian Michels
Fix For: 2.16.0
The Flink Runner should be upgrade to 1.8.1. Users have reported serialization
problems related to Avro's Schema:
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Caused by: java.io.NotSerializableException: org.apache.avro.Schema$Field
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1184)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
at java.util.ArrayList.writeObject(ArrayList.java:766)
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 java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1140)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1496)
at
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
at
org.apache.flink.util.InstantiationUtil.serializeObject(InstantiationUtil.java:576)
at org.apache.flink.api.java.ClosureCleaner.clean(ClosureCleaner.java:122)
... 45 more
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