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Ankit Jhalaria updated BEAM-8300: --------------------------------- Description: While using KinesisIO.write(), we encountered a NPE with the following stack trace {code:java} org.apache.beam.runners.flink.translation.wrappers.streaming.io.UnboundedSourceWrapper.run(UnboundedSourceWrapper.java:297)\n\tat org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:93)\n\tat org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:57)\n\tat org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:97)\n\tat org.apache.flink.streaming.runtime.tasks.StoppableSourceStreamTask.run(StoppableSourceStreamTask.java:45)\n\tat org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300)\n\tat org.apache.flink.runtime.taskmanager.Task.run(Task.java:711)\n\tat java.lang.Thread.run(Thread.java:748)\nCaused by: java.lang.NullPointerException: null\n\tat org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.flushBundle(KinesisIO.java:685)\n\tat org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.finishBundle(KinesisIO.java:669){code} was: While using KinesisIO.write(), we encountered a NPE with the following stack trace ```java org.apache.beam.runners.flink.translation.wrappers.streaming.io.UnboundedSourceWrapper.run(UnboundedSourceWrapper.java:297)\n\tat org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:93)\n\tat org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:57)\n\tat org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:97)\n\tat org.apache.flink.streaming.runtime.tasks.StoppableSourceStreamTask.run(StoppableSourceStreamTask.java:45)\n\tat org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300)\n\tat org.apache.flink.runtime.taskmanager.Task.run(Task.java:711)\n\tat java.lang.Thread.run(Thread.java:748)\nCaused by: java.lang.NullPointerException: null\n\tat org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.flushBundle(KinesisIO.java:685)\n\tat org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.finishBundle(KinesisIO.java:669) ``` > KinesisIO.write causes NPE as the producer is null > -------------------------------------------------- > > Key: BEAM-8300 > URL: https://issues.apache.org/jira/browse/BEAM-8300 > Project: Beam > Issue Type: Bug > Components: io-java-kinesis > Affects Versions: 2.15.0 > Reporter: Ankit Jhalaria > Assignee: Ankit Jhalaria > Priority: Minor > Fix For: Not applicable > > > While using KinesisIO.write(), we encountered a NPE with the following stack > trace > {code:java} > org.apache.beam.runners.flink.translation.wrappers.streaming.io.UnboundedSourceWrapper.run(UnboundedSourceWrapper.java:297)\n\tat > > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:93)\n\tat > > org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:57)\n\tat > > org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:97)\n\tat > > org.apache.flink.streaming.runtime.tasks.StoppableSourceStreamTask.run(StoppableSourceStreamTask.java:45)\n\tat > > org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300)\n\tat > org.apache.flink.runtime.taskmanager.Task.run(Task.java:711)\n\tat > java.lang.Thread.run(Thread.java:748)\nCaused by: > java.lang.NullPointerException: null\n\tat > org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.flushBundle(KinesisIO.java:685)\n\tat > > org.apache.beam.sdk.io.kinesis.KinesisIO$Write$KinesisWriterFn.finishBundle(KinesisIO.java:669){code} -- This message was sent by Atlassian Jira (v8.3.4#803005)