somehow after three days of searching, i just deployed client configuration
for all hive roles again, and the error seems to be gone. lets see what the
future brings.

cheers


2013/10/11 fab wol <darkwoll...@gmail.com>

> hey everyone,
>
> I've got supplied with a decent ten node CDH 4.4 cluster, only 7 days old,
> and someone tried some HBase stuff on it. I wanted to apply my (on another
> cluster working) workflow's to that cluster (consisting of HiveQL Scripts
> and Oozie Workflows) but unfortunately i the following issue: When trying
> to drop some select statement on any table (sample tables or tables
> regarding my workflow) i get the following error stack (from beeswax and
> from Hive CLI):
>
> java.io.IOException: 
> org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException): 
> java.lang.NullPointerException
>       at 
> org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.sortLocatedBlocks(DatanodeManager.java:334)
>       at 
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getBlockLocations(FSNamesystem.java:1245)
>       at 
> org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getBlockLocations(NameNodeRpcServer.java:413)
>       at 
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getBlockLocations(ClientNamenodeProtocolServerSideTranslatorPB.java:172)
>       at 
> org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44938)
>       at 
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
>       at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
>       at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1751)
>       at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1747)
>       at java.security.AccessController.doPrivileged(Native Method)
>       at javax.security.auth.Subject.doAs(Subject.java:396)
>       at 
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
>       at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1745)
>
>
> I tried already setting up a new table (blank) and inserting some dummy data, 
> but the error keeps the same. Some connection between HDFS and Hive regarind 
> block information seems to be broken. Any idea how to fix this or where the 
> configuration is to get rid of this or what other things we should check?
>
> Cheers
>
> Fabian
>
>

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