Has some one encountered this error …as I am using DataStream api to read from
a kinesis stream .This happens intermittently and flink job dies.
reamShard{streamName='dev-ingest-kinesis-us-west-2', shard='{ShardId:
shardId-000000000009,HashKeyRange: {StartingHashKey:
306254130228844617117037146688591390310,EndingHashKey:
340282366920938463463374607431768211455},SequenceNumberRange:
{StartingSequenceNumber:
49572254078827945986407789245674345090539511066904232082,}}'}, starting state
set to the restored sequence number LATEST_SEQUENCE_NUM
2017-04-13 23:28:23,471 WARN
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer - Error
while closing Kinesis data fetcher
java.lang.NullPointerException
at
org.apache.flink.streaming.connectors.kinesis.internals.KinesisDataFetcher.shutdownFetcher(KinesisDataFetcher.java:472)
at
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer.cancel(FlinkKinesisConsumer.java:246)
at
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer.close(FlinkKinesisConsumer.java:256)
at
org.apache.flink.api.common.functions.util.FunctionUtils.closeFunction(FunctionUtils.java:43)
at
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.dispose(AbstractUdfStreamOperator.java:127)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.disposeAllOperators(StreamTask.java:442)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:343)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:655)
at java.lang.Thread.run(Thread.java:745)
2017-04-13 23:28:23,471 WARN
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer - Error
while closing Kinesis data fetcher
java.lang.NullPointerException
at
org.apache.flink.streaming.connectors.kinesis.internals.KinesisDataFetcher.shutdownFetcher(KinesisDataFetcher.java:472)
at
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer.cancel(FlinkKinesisConsumer.java:246)
at
org.apache.flink.streaming.connectors.kinesis.FlinkKinesisConsumer.close(FlinkKinesisConsumer.java:256)
at
org.apache.flink.api.common.functions.util.FunctionUtils.closeFunction(FunctionUtils.java:43)
at
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.dispose(AbstractUdfStreamOperator.java:127)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.disposeAllOperators(StreamTask.java:442)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:343)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:655)
at java.lang.Thread.run(Thread.java:745)
Any clue?
Much appreciation!
Thanks
Sathi
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