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https://issues.apache.org/jira/browse/FLINK-36082?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17874607#comment-17874607
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Leonard Xu commented on FLINK-36082:
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Thanks [~kunni] , assigned to you
> Fix NotSerializableException for KafkaDataSink
> ----------------------------------------------
>
> Key: FLINK-36082
> URL: https://issues.apache.org/jira/browse/FLINK-36082
> Project: Flink
> Issue Type: Bug
> Components: Flink CDC
> Affects Versions: cdc-3.2.0
> Reporter: LvYanquan
> Assignee: LvYanquan
> Priority: Major
> Fix For: cdc-3.2.0
>
>
> When I submitted a job to sync data from MySQL to Kafka using yaml, I met the
> following exception:
> {code:java}
> Caused by: java.io.NotSerializableException:
> org.apache.flink.cdc.connectors.kafka.sink.KafkaDataSink
> at
> java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1184)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1548)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1509)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
> ~[?:1.8.0_372]
> at
> java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
> ~[?:1.8.0_372]
> at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
> ~[?:1.8.0_372] {code}
> and when I used CDC version of 3.1, it didn't happen.
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