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https://issues.apache.org/jira/browse/KAFKA-2755?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14992411#comment-14992411
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Ashish K Singh commented on KAFKA-2755:
---------------------------------------
[~hachikuji], [~guozhang] mind taking a look?
> NPE thrown while handling DescribeGroup request for non-existent consumer
> group
> -------------------------------------------------------------------------------
>
> Key: KAFKA-2755
> URL: https://issues.apache.org/jira/browse/KAFKA-2755
> Project: Kafka
> Issue Type: Bug
> Reporter: Ashish K Singh
> Assignee: Ashish K Singh
>
> NPE thrown while handling DescribeGroup request for non-existent consumer
> group.
> {code}
> [2015-11-05 12:02:37,455] ERROR [KafkaApi-0] error when handling request null
> (kafka.server.KafkaApis)
> java.lang.NullPointerException
> at kafka.server.KafkaApis$$anonfun$31.apply(KafkaApis.scala:734)
> at kafka.server.KafkaApis$$anonfun$31.apply(KafkaApis.scala:728)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244)
> at scala.collection.Iterator$class.foreach(Iterator.scala:727)
> at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
> at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
> at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
> at scala.collection.TraversableLike$class.map(TraversableLike.scala:244)
> at scala.collection.AbstractTraversable.map(Traversable.scala:105)
> at
> kafka.server.KafkaApis.handleDescribeGroupRequest(KafkaApis.scala:728)
> at kafka.server.KafkaApis.handle(KafkaApis.scala:82)
> at kafka.server.KafkaRequestHandler.run(KafkaRequestHandler.scala:60)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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