Hbase94 and Hbase 92.2 is not compatible with the Hadoop 23.1 
--------------------------------------------------------------

                 Key: HBASE-5680
                 URL: https://issues.apache.org/jira/browse/HBASE-5680
             Project: HBase
          Issue Type: Bug
          Components: master
            Reporter: Kristam Subba Swathi


Hmaster is not able to start because of the following error
Please find the following error 
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2012-03-30 11:12:19,487 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled 
exception. Starting shutdown.
java.lang.NoClassDefFoundError: 
org/apache/hadoop/hdfs/protocol/FSConstants$SafeModeAction
        at org.apache.hadoop.hbase.util.FSUtils.waitOnSafeMode(FSUtils.java:524)
        at 
org.apache.hadoop.hbase.master.MasterFileSystem.checkRootDir(MasterFileSystem.java:324)
        at 
org.apache.hadoop.hbase.master.MasterFileSystem.createInitialFileSystemLayout(MasterFileSystem.java:127)
        at 
org.apache.hadoop.hbase.master.MasterFileSystem.<init>(MasterFileSystem.java:112)
        at 
org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:496)
        at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:363)
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.ClassNotFoundException: 
org.apache.hadoop.hdfs.protocol.FSConstants$SafeModeAction
        at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
        ... 7 more
There is a change in the FSConstants


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