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Posted to issues@hbase.apache.org by "gaojinchao (JIRA)" <ji...@apache.org> on 2011/07/18 13:53:59 UTC
[jira] [Updated] (HBASE-4112) Creating table threw
NullPointerException
[ https://issues.apache.org/jira/browse/HBASE-4112?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
gaojinchao updated HBASE-4112:
------------------------------
Attachment: HBASE-4112_branch90V1.patch
> Creating table threw NullPointerException
> -----------------------------------------
>
> Key: HBASE-4112
> URL: https://issues.apache.org/jira/browse/HBASE-4112
> Project: HBase
> Issue Type: Bug
> Components: master
> Affects Versions: 0.90.3
> Reporter: gaojinchao
> Fix For: 0.90.4
>
> Attachments: HBASE-4112_branch90V1.patch
>
>
> It happened in latest branch 0.90. but I can't reproduce it.
> >
> > It seems using api getHRegionInfoOrNull is better or check the input parameter before call getHRegionInfo.
> >
> > Code:
> > public static Writable getWritable(final byte [] bytes, final
> > Writable w)
> > throws IOException {
> > return getWritable(bytes, 0, bytes.length, w);
> > }
> > return getWritable(bytes, 0, bytes.length, w); // It seems input
> > parameter bytes is null
> >
> > logs:
> > 11/07/15 10:15:42 INFO zookeeper.ClientCnxn: Socket connection
> > established to C4C3.site/157.5.100.3:2181, initiating session
> > 11/07/15 10:15:42 INFO zookeeper.ClientCnxn: Session establishment
> > complete on server C4C3.site/157.5.100.3:2181, sessionid = 0x2312b8e3f700002, negotiated timeout = 180000 [INFO] Create : ufdr111 222!
> > [INFO] Create : ufdr111 start!
> > java.lang.NullPointerException
> > at
> > org.apache.hadoop.hbase.util.Writables.getWritable(Writables.java:75)
> > at
> > org.apache.hadoop.hbase.util.Writables.getHRegionInfo(Writables.java:1
> > 19)
> > at
> > org.apache.hadoop.hbase.client.HBaseAdmin$1.processRow(HBaseAdmin.java
> > :306)
> > at
> > org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:1
> > 90)
> > at
> > org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:9
> > 5)
> > at
> > org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:7
> > 3)
> > at
> > org.apache.hadoop.hbase.client.HBaseAdmin.createTable(HBaseAdmin.java:
> > 325)
> > at createTable.main(createTable.java:96)
> >
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