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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-1339) NPE in HCM.procesRow called from master.jsp
Date Wed, 22 Apr 2009 23:20:47 GMT

    [ https://issues.apache.org/jira/browse/HBASE-1339?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12701735#action_12701735
] 

stack commented on HBASE-1339:
------------------------------

Here is another permutation on above:

{code}
2009-04-22 02:12:20,212 INFO org.apache.hadoop.ipc.HBaseServer: IPC Server handler 23 on 60000,
call modifyTable([B@5a86b4c9, 4, [Lorg.apache.hadoop.io.Writable;@41c7268d) from 10.20.20.154:37007:
error: java.io.IOException: java.lang.NullPointerException
java.io.IOException: java.lang.NullPointerException
    at org.apache.hadoop.hbase.master.HMaster.modifyTable(HMaster.java:893)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:623)
    at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:632)
    at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:909)
{code}

{code}
      RowResult rr = getFromMETA(regionname, HConstants.COLUMN_FAMILY_ARRAY);
      HRegionInfo hri = getHRegionInfo(rr.getRow(), rr);
{code}

> NPE in HCM.procesRow called from master.jsp
> -------------------------------------------
>
>                 Key: HBASE-1339
>                 URL: https://issues.apache.org/jira/browse/HBASE-1339
>             Project: Hadoop HBase
>          Issue Type: Bug
>            Reporter: stack
>
> {code}
> 2009-04-22 02:10:34,710 WARN /: /master.jsp:
> java.lang.NullPointerException
>     at org.apache.hadoop.hbase.client.HConnectionManager$TableServers$1.processRow(HConnectionManager.java:344)
>     at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:64)
>     at org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:29)
>     at org.apache.hadoop.hbase.client.HConnectionManager$TableServers.listTables(HConnectionManager.java:351)
>     at org.apache.hadoop.hbase.client.HBaseAdmin.listTables(HBaseAdmin.java:121)
>     at org.apache.hadoop.hbase.generated.master.master_jsp._jspService(master_jsp.java:121)
>     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>     at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:427)
>     at org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:475)
>     at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:567)
>     at org.mortbay.http.HttpContext.handle(HttpContext.java:1565)
>     at org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:635)
>     at org.mortbay.http.HttpContext.handle(HttpContext.java:1517)
>     at org.mortbay.http.HttpServer.service(HttpServer.java:954)
>     at org.mortbay.http.HttpConnection.service(HttpConnection.java:814)
>     at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:981)
>     at org.mortbay.http.HttpConnection.handle(HttpConnection.java:831)
>     at org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
>     at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
>     at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
> {code}

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