I think you are running into the issue that the second paragraph here http://hbase.apache.org/notsoquick.html#hadoop is about; i.e. you need to put in hbase/lib the hadoop jar for your cluster.
St.Ack On Thu, Jan 20, 2011 at 4:27 PM, Sadasivam, Srinivasan <[email protected]> wrote: > Getting exception after upgrading to 0.90. (from hbase-0.89.20100924) . Did I > miss corresponding HDFS upgrade if any? > What currently I have DFS version: 0.20.2, r911707 > Thanks. > > > 2011-01-21 00:14:41,547 FATAL org.apache.hadoop.hbase.master.HMaster: > Unhandled exception. Starting shutdown. > org.apache.hadoop.ipc.RPC$VersionMismatch: Protocol > org.apache.hadoop.hdfs.protocol.ClientProtocol version mismatch. (client = > 42, server = 41) > at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:364) > at > org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:113) > at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:215) > at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:177) > at > org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:82) > at > org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1378) > at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66) > at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390) > at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196) > at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95) > at > org.apache.hadoop.hbase.master.MasterFileSystem.<init>(MasterFileSystem.java:87) > at > org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:341) > at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:277) > 2011-01-21 00:14:41,550 INFO org.apache.hadoop.hbase.master.HMaster: Aborting >
