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From Bradford Stephens <bradfordsteph...@gmail.com>
Subject Re: org.apache.hadoop.hbase.TableNotFoundException: .META.
Date Mon, 21 Sep 2009 23:58:25 GMT
If you can, upgrade to hadoop-0.20 and hbase-0.20 -- issues like this are
mostly resolved in those releases. This is probably related to a bug that
was fixed in that release.


On Mon, Sep 21, 2009 at 3:27 PM, charles du <taiping.du@gmail.com> wrote:

> Hi:
>
> Here is another exception I got.
>
> NativeException: org.apache.hadoop.hbase.client.RetriesExhaustedException:
> Trying to *contact region server null for region *, row '', but failed
> after
> 5 attempts.
>
> Thanks.
>
> Chuang
>
> On Mon, Sep 21, 2009 at 3:11 PM, charles du <taiping.du@gmail.com> wrote:
>
> > Hi:
> >
> > I installed hbase 0.19.3. I tried a bunch of table creation/insertion a
> > while ago, and it worked.
> >
> > When I tried to create a table today, I got an error message complaining
> > about no region server. Then, I restarted hbase, and got the following
> error
> > messages when I tried to list tables.
> >
> > Exceptions:
> > org.apache.hadoop.hbase.TableNotFoundException: .META.
> > org.apache.hadoop.hbase.TableNotFoundException: .META.
> > org.apache.hadoop.hbase.TableNotFoundException: .META.
> > org.apache.hadoop.hbase.TableNotFoundException: .META.
> > org.apache.hadoop.hbase.TableNotFoundException: .META.
> >
> > I checked the hbase directory under hdfs, and a directory ".META" is
> there,
> > and there is no file corruption.
> >
> > Could you please given me some hints on this issue? I ran hadoop
> rebalancer
> > over the past several days to balance hadoop files. Does it matter to
> hbase?
> >
> > Thanks.
> >
> >
> > --
> > tp
> >
>
>
>
> --
> tp
>



-- 
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and Computer Science

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