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From "Yuanjin Xu (JIRA)" <j...@apache.org>
Subject [jira] [Created] (KAFKA-7170) NPE in ConsumerGroupCommand when describe consumer group
Date Mon, 16 Jul 2018 21:25:00 GMT
Yuanjin Xu created KAFKA-7170:
---------------------------------

             Summary: NPE in ConsumerGroupCommand when describe consumer group
                 Key: KAFKA-7170
                 URL: https://issues.apache.org/jira/browse/KAFKA-7170
             Project: Kafka
          Issue Type: Bug
            Reporter: Yuanjin Xu


Got the following error when runĀ kafka-consumer-groups to describe a consumer group.
{code:java}
Error: Executing consumer group command failed due to null
[2018-07-16 20:05:21,353] DEBUG Exception in consumer group command (kafka.admin.ConsumerGroupCommand$)
java.lang.NullPointerException
at scala.Predef$.Long2long(Predef.scala:363)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$getLogEndOffsets$2.apply(ConsumerGroupCommand.scala:612)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$getLogEndOffsets$2.apply(ConsumerGroupCommand.scala:610)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
at scala.collection.immutable.List.foreach(List.scala:392)
at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
at scala.collection.immutable.List.map(List.scala:296)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService.getLogEndOffsets(ConsumerGroupCommand.scala:610)
at kafka.admin.ConsumerGroupCommand$ConsumerGroupService$class.describePartitions(ConsumerGroupCommand.scala:328)
at kafka.admin.ConsumerGroupCommand$ConsumerGroupService$class.collectConsumerAssignment(ConsumerGroupCommand.scala:308)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService.collectConsumerAssignment(ConsumerGroupCommand.scala:544)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$10$$anonfun$13.apply(ConsumerGroupCommand.scala:571)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$10$$anonfun$13.apply(ConsumerGroupCommand.scala:565)
at scala.collection.immutable.List.flatMap(List.scala:338)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$10.apply(ConsumerGroupCommand.scala:565)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService$$anonfun$10.apply(ConsumerGroupCommand.scala:558)
at scala.Option.map(Option.scala:146)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService.collectGroupOffsets(ConsumerGroupCommand.scala:558)
at kafka.admin.ConsumerGroupCommand$ConsumerGroupService$class.describeGroup(ConsumerGroupCommand.scala:271)
at kafka.admin.ConsumerGroupCommand$KafkaConsumerGroupService.describeGroup(ConsumerGroupCommand.scala:544)
at kafka.admin.ConsumerGroupCommand$.main(ConsumerGroupCommand.scala:77)
at kafka.admin.ConsumerGroupCommand.main(ConsumerGroupCommand.scala){code}



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