title: Error while launching Kafka
body: <p>I have zookeeper daemons running on the relevant nodes and am trying to launch a kafka broker but getting the following error:</p>
  
  <pre><code>FATAL [Kafka Server 13], Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
  java.lang.NumberFormatException: For input string: "2181""
      at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
      at java.lang.Integer.parseInt(Integer.java:492)
      at java.lang.Integer.parseInt(Integer.java:527)
      at org.apache.zookeeper.client.ConnectStringParser.&lt;init&gt;(ConnectStringParser.java:72)
      at org.apache.zookeeper.ZooKeeper.&lt;init&gt;(ZooKeeper.java:443)
      at org.apache.zookeeper.ZooKeeper.&lt;init&gt;(ZooKeeper.java:380)
      at org.I0Itec.zkclient.ZkConnection.connect(ZkConnection.java:64)
      at org.I0Itec.zkclient.ZkClient.connect(ZkClient.java:876)
      at org.I0Itec.zkclient.ZkClient.&lt;init&gt;(ZkClient.java:98)
      at org.I0Itec.zkclient.ZkClient.&lt;init&gt;(ZkClient.java:84)
      at kafka.server.KafkaServer.initZk(KafkaServer.scala:157)
      at kafka.server.KafkaServer.startup(KafkaServer.scala:82)
      at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:29)
      at kafka.Kafka$.main(Kafka.scala:46)
      at kafka.Kafka.main(Kafka.scala)
  </code></pre>
  
  <p>My server.properties</p>
  
  <pre><code>broker.id=13
  port=9092
  host.name=node013
  num.network.threads=3
  num.io.threads=8
  zookeeper.connect="node014:2181,node135:2181,node136:2181"
  zookeeper.connection.timeout.ms=6000
  </code></pre>
  
  <p>and zookeeper.properties</p>
  
  <pre><code>dataDir=/tmp/zookeeper
  clientPort=2181
  maxClientCnxns=0
  </code></pre>
  
  <p>I have tried but failed to figure out why the error logs are showing the extra " in the port property. Any idea what could be causing the issue ?</p>