[jira] [Resolved] (ACCUMULO-66) NPE in zookeeper trace callback

["Eric Newton (Resolved) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ACCUMULO-66?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Newton resolved ACCUMULO-66.
---------------------------------

    Resolution: Fixed
    
> NPE in zookeeper trace callback
> -------------------------------
>
>                 Key: ACCUMULO-66
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-66
>             Project: Accumulo
>          Issue Type: Bug
>          Components: trace
>            Reporter: Keith Turner
>            Assignee: Eric Newton
>            Priority: Minor
>
> Saw the following when starting the shell.  Seems like the callback executed before zoo was set (or flushed from CPU cache).
> {noformat}
> java.lang.NullPointerException
> 	at cloudtrace.instrument.receivers.ZooSpanClient.process(ZooSpanClient.java:91)
> 	at org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:530)
> 	at org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:506)
> {noformat}

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