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https://issues.apache.org/jira/browse/KAFKA-778?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jay Kreps resolved KAFKA-778.
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Resolution: Won't Fix
New producer probably has new problems :-)
> Fix unclear exceptions when the producer detects 0 partitions for a topic
> -------------------------------------------------------------------------
>
> Key: KAFKA-778
> URL: https://issues.apache.org/jira/browse/KAFKA-778
> Project: Kafka
> Issue Type: Bug
> Components: producer
> Affects Versions: 0.7.2, 0.8.0
> Reporter: Neha Narkhede
> Assignee: Jun Rao
> Labels: kafka-0.8
>
> ERROR [main][kafka.producer.async.DefaultEventHandler] Failed to collate
> messages by topic, partition due to
> kafka.common.NoBrokersForPartitionException: Partition key = null
> at
> kafka.producer.async.DefaultEventHandler.kafka$producer$async$DefaultEventHandler$$getPartitionListForTopic(DefaultEventHandler.scala:189)
> at
> kafka.producer.async.DefaultEventHandler$$anonfun$partitionAndCollate$1.apply(DefaultEventHandler.scala:148)
> at
> kafka.producer.async.DefaultEventHandler$$anonfun$partitionAndCollate$1.apply(DefaultEventHandler.scala:147)
> at
> scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:60)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
> at
> kafka.producer.async.DefaultEventHandler.partitionAndCollate(DefaultEventHandler.scala:147)
> at
> kafka.producer.async.DefaultEventHandler.dispatchSerializedData(DefaultEventHandler.scala:93)
> at
> kafka.producer.async.DefaultEventHandler.handle(DefaultEventHandler.scala:72)
> at kafka.producer.Producer.send(Producer.scala:76)
> at kafka.javaapi.producer.Producer.send(Producer.scala:41)
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