Mailing-List: contact user-help@hbase.apache.org; run by ezmlm
Precedence: bulk
Reply-To: user@hbase.apache.org
Received-SPF: pass (athena.apache.org: domain of yuzhihong@gmail.com
 designates 74.125.82.51 as permitted sender)
MIME-Version: 1.0
In-Reply-To: 
 <CADcMMgEm_TCoektfNrDExTL=8Z3PpDUgc8mRwGNY7ZMvyGM1dg@mail.gmail.com>
References: 
 <CAN1suNPB-V-AuJKo1d92mG7a=F95Lgzw3Upyc3SEGizgoh-tQA@mail.gmail.com>
	<CADcMMgEm_TCoektfNrDExTL=8Z3PpDUgc8mRwGNY7ZMvyGM1dg@mail.gmail.com>
Date: Wed, 15 Aug 2012 15:29:54 -0700
Message-ID: 
 <CALte62xDn3J1dFd8_J1FY02wZVBRiqe8bxD0BtexZzSuLvQTBQ@mail.gmail.com>
Subject: Re: Coprocessor NPE
From: Ted Yu <yuzhihong@gmail.com>
To: user@hbase.apache.org
Content-Type: multipart/alternative; boundary=e0cb4e3854864a2e5904c75577a6

--e0cb4e3854864a2e5904c75577a6
Content-Type: text/plain; charset=ISO-8859-1

Maybe related to https://issues.apache.org/jira/browse/HBASE-5821 which
would be in 0.92.3

Cheers

On Wed, Aug 15, 2012 at 3:23 PM, Stack <stack@duboce.net> wrote:

> On Mon, Aug 13, 2012 at 11:57 AM, Julian Wissmann
> <julian.wissmann@sdace.de> wrote:
> > In the regionserver log, I get the following output ten times:
> >
> > 2012-08-13 20:51:59,779 ERROR
> > org.apache.hadoop.hbase.regionserver.HRegionServer:
> > java.io.IOException: java.lang.NullPointerException
> >         at
> >
> org.apache.hadoop.hbase.coprocessor.AggregateImplementation.getAvg(AggregateImplementation.java:188)
> >         at sun.reflect.GeneratedMethodAccessor68.invoke(Unknown Source)
> >         at
>
> ...
>
> > Am I doing something wrong, here or is this actually a bug in hbase, that
> > is causing this to go wrong.
> >
>
> Looks like a bug.  Taking a quick look, I don't see how rowCount ends
> up in getAvg (over in 0.92 code base).
> St.Ack
>

--e0cb4e3854864a2e5904c75577a6--