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https://issues.apache.org/jira/browse/HBASE-5680?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13248489#comment-13248489
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Hudson commented on HBASE-5680:
-------------------------------
Integrated in HBase-0.94 #93 (See
[https://builds.apache.org/job/HBase-0.94/93/])
HBASE-5680 Improve compatibility warning about HBase with Hadoop 0.23.x
(Revision 1310433)
Result = SUCCESS
jmhsieh :
Files :
* /hbase/branches/0.94/src/main/java/org/apache/hadoop/hbase/master/HMaster.java
> Improve compatibility warning about HBase with Hadoop 0.23.x
> ------------------------------------------------------------
>
> Key: HBASE-5680
> URL: https://issues.apache.org/jira/browse/HBASE-5680
> Project: HBase
> Issue Type: Bug
> Components: master
> Affects Versions: 0.90.6, 0.92.1, 0.94.0, 0.96.0
> Reporter: Kristam Subba Swathi
> Assignee: Jonathan Hsieh
> Fix For: 0.90.7, 0.92.2, 0.94.0, 0.96.0
>
> Attachments: hbase-5680-94.patch
>
>
> Hmaster is not able to start because of the following error
> Please find the following error
> ----------------------------
> 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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