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https://issues.apache.org/jira/browse/FLINK-11321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16897839#comment-16897839
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Jiangjie Qin commented on FLINK-11321:
--------------------------------------
Fixed via:
1.10
ce5de6be563ffe6e36b8f917a7f500ffc2b49c08
> Clarify the NPE on fetching an nonexistent Kafka topic
> ------------------------------------------------------
>
> Key: FLINK-11321
> URL: https://issues.apache.org/jira/browse/FLINK-11321
> Project: Flink
> Issue Type: Improvement
> Components: Connectors / Kafka
> Affects Versions: 1.7.1
> Reporter: Fokko Driesprong
> Assignee: Fokko Driesprong
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Following exception isn't that descriptive:
> java.lang.NullPointerException
> at
> org.apache.flink.streaming.connectors.kafka.internal.Kafka09PartitionDiscoverer.getAllPartitionsForTopics(Kafka09PartitionDiscoverer.java:77)
> at
> org.apache.flink.streaming.connectors.kafka.internals.AbstractPartitionDiscoverer.discoverPartitions(AbstractPartitionDiscoverer.java:131)
> at
> org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.open(FlinkKafkaConsumerBase.java:473)
> at
> org.apache.flink.api.common.functions.util.FunctionUtils.openFunction(FunctionUtils.java:36)
> at
> org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.open(AbstractUdfStreamOperator.java:102)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.openAllOperators(StreamTask.java:424)
> at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:290)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:711)
> at java.lang.Thread.run(Thread.java:748)
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