mayi_hetu created KAFKA-4536: -------------------------------- Summary: Kafka clients throw NullPointerException on poll when delete the relative topic Key: KAFKA-4536 URL: https://issues.apache.org/jira/browse/KAFKA-4536 Project: Kafka Issue Type: Bug Components: clients Affects Versions: 0.10.0.1 Reporter: mayi_hetu
1. new KafkaConsumer val groupIdString = "test1" val props = new Properties(); props.put("bootstrap.servers", "99.12.143.240:9093"); props.put("group.id", groupIdString); props.put("enable.auto.commit", "false"); props.put("auto.offset.reset","earliest"); props.put("auto.commit.interval.ms", "5000"); props.put("metadata.max.age.ms","300000"); props.put("session.timeout.ms", "30000"); props.setProperty("key.deserializer", classOf[ByteArrayDeserializer].getName) props.setProperty("value.deserializer", classOf[ByteArrayDeserializer].getName) props.setProperty("client.id", groupIdString) new KafkaConsumer[Array[Byte], Array[Byte]](props) 2. *subscribe topic through Partten* consumer.subscribe(Pattern.compile(".*\\.sh$"), consumerRebalanceListener) 3. use poll(1000) fetching messages 4. delete topic test1.sh in Kafka broker then the consumer throw NullPointerException {color:red} Exception in thread "main" java.lang.NullPointerException at java.util.ArrayList.addAll(Unknown Source) at org.apache.kafka.clients.Metadata.getClusterForCurrentTopics(Metadata.java:271) at org.apache.kafka.clients.Metadata.update(Metadata.java:185) at org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleResponse(NetworkClient.java:606) at org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.maybeHandleCompletedReceive(NetworkClient.java:583) at org.apache.kafka.clients.NetworkClient.handleCompletedReceives(NetworkClient.java:450) at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:269) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.clientPoll(ConsumerNetworkClient.java:360) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:224) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:201) at org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:998) at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:937) at TestNewConsumer$MyMirrorMakerNewConsumer.receive(TestNewConsumer.scala:146) at TestNewConsumer$.main(TestNewConsumer.scala:38) at TestNewConsumer.main(TestNewConsumer.scala) {color} -- This message was sent by Atlassian JIRA (v6.3.4#6332)