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https://issues.apache.org/jira/browse/CASSANDRA-6820?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Ellis updated CASSANDRA-6820:
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Fix Version/s: 2.0.7
> NPE in MeteredFlusher.run
> -------------------------
>
> Key: CASSANDRA-6820
> URL: https://issues.apache.org/jira/browse/CASSANDRA-6820
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Reporter: Nicolas Favre-Felix
> Priority: Minor
> Fix For: 2.0.7
>
>
> Hello,
> I've been seeing this exception with Cassandra 2.0.5:
> {code}
> ERROR 15:41:46,754 Exception in thread Thread[OptionalTasks:1,5,main]
> java.lang.NullPointerException
> at org.apache.cassandra.db.MeteredFlusher.run(MeteredFlusher.java:40)
> at
> org.apache.cassandra.concurrent.DebuggableScheduledThreadPoolExecutor$UncomplainingRunnable.run(DebuggableScheduledThreadPoolExecutor.java:75)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
> {code}
> Could it be that {{Memtable.activelyMeasuring}} becomes null right after the
> test?
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