title: Get error when I run Hbase shell
body: <p>My local environment: OS X 10.9.2, Hbase 0.98.0, Java1.6</p>
  
  <p><strong>conf/hbase-site.xml</strong></p>
  
  <pre><code> &lt;property&gt;
       &lt;name&gt;hbase.rootdir&lt;/name&gt;
       &lt;!--&lt;value&gt;hdfs://127.0.0.1:9000/hbase&lt;/value&gt; need to run dfs --&gt;
       &lt;value&gt;file:///Users/apple/Documents/tools/hbase-rootdir/hbase&lt;/value&gt;
   &lt;/property&gt;
  
   &lt;property&gt;
          &lt;name&gt;hbase.zookeeper.property.dataDir&lt;/name&gt;
          &lt;value&gt;/Users/apple/Documents/tools/hbase-zookeeper/zookeeper&lt;/value&gt;
   &lt;/property&gt; 
  </code></pre>
  
  <p><strong>conf/hbase-env.sh</strong></p>
  
  <pre><code>export JAVA_HOME=$(/usr/libexec/java_home -d 64 -v 1.6)
  export HBASE_OPTS="-XX:+UseConcMarkSweepGC"
  </code></pre>
  
  <p>And when I ran </p>
  
  <pre><code>&gt; list
  </code></pre>
  
  <p>in Hbase shell, I got following errors:</p>
  
  <pre><code>2014-03-29 10:25:53.412 java[2434:1003] Unable to load realm info from SCDynamicStore
  2014-03-29 10:25:53,416 WARN  [main] util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
  2014-03-29 10:26:14,470 ERROR [main] zookeeper.RecoverableZooKeeper: ZooKeeper exists failed after 4 attempts
  2014-03-29 10:26:14,471 WARN  [main] zookeeper.ZKUtil: hconnection-0x5e15e68d, quorum=localhost:2181, baseZNode=/hbase Unable to set watcher on znode (/hbase/hbaseid)
  org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/hbaseid
      at org.apache.zookeeper.KeeperException.create(KeeperException.java:99)
      at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
      at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1041)
      at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:199)
      at org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:479)
      at org.apache.hadoop.hbase.zookeeper.ZKClusterId.readClusterIdZNode(ZKClusterId.java:65)
      at org.apache.hadoop.hbase.client.ZooKeeperRegistry.getClusterId(ZooKeeperRegistry.java:83)
      at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.retrieveClusterId(HConnectionManager.java:857)
      at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.&lt;init&gt;(HConnectionManager.java:662)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
      at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
      at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
      at org.apache.hadoop.hbase.client.HConnectionManager.createConnection(HConnectionManager.java:414)
      at org.apache.hadoop.hbase.client.HConnectionManager.createConnection(HConnectionManager.java:393)
      at org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:274)
      at org.apache.hadoop.hbase.client.HBaseAdmin.&lt;init&gt;(HBaseAdmin.java:183)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
      at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
      at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
      at org.jruby.javasupport.JavaConstructor.newInstanceDirect(JavaConstructor.java:275)
      at org.jruby.java.invokers.ConstructorInvoker.call(ConstructorInvoker.java:91)
      at org.jruby.java.invokers.ConstructorInvoker.call(ConstructorInvoker.java:178)
      at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:322)
      at org.jruby.runtime.callsite.CachingCallSite.callBlock(CachingCallSite.java:178)
      at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:182)
      at org.jruby.java.proxies.ConcreteJavaProxy$2.call(ConcreteJavaProxy.java:48)
      at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:322)
      at org.jruby.runtime.callsite.CachingCallSite.callBlock(CachingCallSite.java:178)
      at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:182)
      at org.jruby.RubyClass.newInstance(RubyClass.java:829)
          ...
  at Users.apple.Documents.tools.hbase_minus_0_dot_98_dot_0_minus_hadoop2.bin.hirb.block_2$RUBY$start(/Users/apple/Documents/tools/hbase-0.98.0-hadoop2/bin/hirb.rb:185)
      at Users$apple$Documents$tools$hbase_minus_0_dot_98_dot_0_minus_hadoop2$bin$hirb$block_2$RUBY$start.call(Users$apple$Documents$tools$hbase_minus_0_dot_98_dot_0_minus_hadoop2$bin$hirb$block_2$RUBY$start:65535)
      at org.jruby.runtime.CompiledBlock.yield(CompiledBlock.java:112)
      at org.jruby.runtime.CompiledBlock.yield(CompiledBlock.java:95)
      at org.jruby.runtime.Block.yield(Block.java:130)
      at org.jruby.RubyContinuation.enter(RubyContinuation.java:106)
      at org.jruby.RubyKernel.rbCatch(RubyKernel.java:1212)
      at org.jruby.RubyKernel$s$1$0$rbCatch.call(RubyKernel$s$1$0$rbCatch.gen:65535)
      at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:322)
      at org.jruby.runtime.callsite.CachingCallSite.callBlock(CachingCallSite.java:178)
      at org.jruby.runtime.callsite.CachingCallSite.callIter(CachingCallSite.java:187)
      at Users.apple.Documents.tools.hbase_minus_0_dot_98_dot_0_minus_hadoop2.bin.hirb.method__5$RUBY$start(/Users/apple/Documents/tools/hbase-0.98.0-hadoop2/bin/hirb.rb:184)
      at Users$apple$Documents$tools$hbase_minus_0_dot_98_dot_0_minus_hadoop2$bin$hirb$method__5$RUBY$start.call(Users$apple$Documents$tools$hbase_minus_0_dot_98_dot_0_minus_hadoop2$bin$hirb$method__5$RUBY$start:65535)
      at org.jruby.internal.runtime.methods.DynamicMethod.call(DynamicMethod.java:203)
      at org.jruby.internal.runtime.methods.CompiledMethod.call(CompiledMethod.java:255)
      at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:292)
      at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:135)
      at Users.apple.Documents.tools.hbase_minus_0_dot_98_dot_0_minus_hadoop2.bin.hirb.__file__(/Users/apple/Documents/tools/hbase-0.98.0-hadoop2/bin/hirb.rb:190)
      at Users.apple.Documents.tools.hbase_minus_0_dot_98_dot_0_minus_hadoop2.bin.hirb.load(/Users/apple/Documents/tools/hbase-0.98.0-hadoop2/bin/hirb.rb)
      at org.jruby.Ruby.runScript(Ruby.java:697)
      at org.jruby.Ruby.runScript(Ruby.java:690)
      at org.jruby.Ruby.runNormally(Ruby.java:597)
      at org.jruby.Ruby.runFromMain(Ruby.java:446)
      at org.jruby.Main.doRunFromMain(Main.java:369)
      at org.jruby.Main.internalRun(Main.java:258)
      at org.jruby.Main.run(Main.java:224)
      at org.jruby.Main.run(Main.java:208)
      at org.jruby.Main.main(Main.java:188)
  2014-03-29 10:28:21,137 ERROR [main] client.HConnectionManager$HConnectionImplementation: Can't get connection to ZooKeeper: KeeperErrorCode = ConnectionLoss for /hbase
  
  ERROR: KeeperErrorCode = ConnectionLoss for /hbase
  </code></pre>
  
  <p>And my /etc/hosts looks right:</p>
  
  <pre><code>127.0.0.1   localhost
  255.255.255.255 broadcasthost
  ::1             localhost 
  fe80::1%lo0 localhost
  127.0.0.1 activate.adobe.com
  127.0.0.1 practivate.adobe.com
  127.0.0.1 ereg.adobe.com
  127.0.0.1 activate.wip3.adobe.com
  127.0.0.1 wip3.adobe.com
  127.0.0.1 3dns-3.adobe.com
  127.0.0.1 3dns-2.adobe.com
  127.0.0.1 adobe-dns.adobe.com
  127.0.0.1 adobe-dns-2.adobe.com
  127.0.0.1 adobe-dns-3.adobe.com
  127.0.0.1 ereg.wip3.adobe.com
  127.0.0.1 activate-sea.adobe.com
  127.0.0.1 wwis-dubc1-vip60.adobe.com
  127.0.0.1 activate-sjc0.adobe.com
  127.0.0.1 adobe.activate.com
  127.0.0.1 209.34.83.73:443
  127.0.0.1 209.34.83.73:43
  127.0.0.1 209.34.83.73
  127.0.0.1 209.34.83.67:443
  127.0.0.1 209.34.83.67:43
  127.0.0.1 209.34.83.67
  127.0.0.1 ood.opsource.net
  127.0.0.1 CRL.VERISIGN.NET
  127.0.0.1 199.7.52.190:80
  127.0.0.1 199.7.52.190
  127.0.0.1 adobeereg.com
  127.0.0.1 OCSP.SPO1.VERISIGN.COM
  127.0.0.1 199.7.54.72:80
  127.0.0.1 199.7.54.72
  </code></pre>