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当启动hbase后查看日志出现类似下面的错误日志，并且hbase shell进入hbase后，list下会出现
（ERROR: Can‘t get master address from ZooKeeper; znode data == null）
2015-12-02 10:56:13,413 INFO [master:master:60000] catalog.CatalogTracker: Failed verification of hbase:meta,,1 at address=master,60020,1449024686424, exception=org.apache.hadoop.hbase.NotServingRegionException: org.apache.hadoop.hbase.NotServingRegionException: Region hbase:meta,,1 is not online on master,60020,1449024967876
at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:2762)
at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:4231)
at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionInfo(HRegionServer.java:3595)
at org.apache.hadoop.hbase.protobuf.generated.AdminProtos$AdminService$2.callBlockingMethod(AdminProtos.java:20158)
at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2027)
at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108)
at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:114)
at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:94)
at java.lang.Thread.run(Thread.java:745)
解决方法：删除各个节点hbase自动生成的zookeeper文件（当使用的zookeeper时habse自带的时候），若是不可以还可以再尝试将hadoop中hbase的的目录删除（启动hadoop先，hadoop fs -rm -r /hbase）
hbase ERROR: Can't get master address from ZooKeeper; znode data == null问题解答
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原文地址：http://www.cnblogs.com/xiaomila-study/p/5012362.html
