gistfile1.txt

2015-11-12T12:03:40.101Z WARN  [Thread-2                           ] [kafka.utils.Utils$                  ]: 
java.lang.NullPointerException
        at org.I0Itec.zkclient.ZkConnection.readData(ZkConnection.java:117)
        at org.I0Itec.zkclient.ZkClient$10.call(ZkClient.java:992)
        at org.I0Itec.zkclient.ZkClient$10.call(ZkClient.java:988)
        at org.I0Itec.zkclient.ZkClient.retryUntilConnected(ZkClient.java:883)
        at org.I0Itec.zkclient.ZkClient.readData(ZkClient.java:988)
        at org.I0Itec.zkclient.ZkClient.readData(ZkClient.java:983)
        at kafka.utils.ZkUtils$.readDataMaybeNull(ZkUtils.scala:450)
        at kafka.utils.ZkUtils$.getController(ZkUtils.scala:65)
        at kafka.server.KafkaServer.kafka$server$KafkaServer$$controlledShutdown(KafkaServer.scala:194)
        at kafka.server.KafkaServer$$anonfun$shutdown$1.apply$mcV$sp(KafkaServer.scala:269)
        at kafka.utils.Utils$.swallow(Utils.scala:172)
        at kafka.utils.Logging$class.swallowWarn(Logging.scala:92)
        at kafka.utils.Utils$.swallowWarn(Utils.scala:45)
        at kafka.utils.Logging$class.swallow(Logging.scala:94)
        at kafka.utils.Utils$.swallow(Utils.scala:45)
        at kafka.server.KafkaServer.shutdown(KafkaServer.scala:269)
        at kafka.server.KafkaServerStartable.shutdown(KafkaServerStartable.scala:42)
        at kafka.Kafka$$anon$1.run(Kafka.scala:42)
2015-11-12T12:03:40.106Z INFO  [Thread-2                           ] [kafka.network.SocketServer          ]: [Socket Server on Broker 13], Shutting down