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Posted to issues@ratis.apache.org by "Mukul Kumar Singh (JIRA)" <ji...@apache.org> on 2019/05/30 09:58:00 UTC
[jira] [Updated] (RATIS-577) NPE in LogAppender while creating a
new request.
[ https://issues.apache.org/jira/browse/RATIS-577?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mukul Kumar Singh updated RATIS-577:
------------------------------------
Labels: MiniOzoneChaosCluster (was: )
> NPE in LogAppender while creating a new request.
> ------------------------------------------------
>
> Key: RATIS-577
> URL: https://issues.apache.org/jira/browse/RATIS-577
> Project: Ratis
> Issue Type: Bug
> Components: server
> Affects Versions: 0.3.0
> Reporter: Mukul Kumar Singh
> Priority: Major
> Labels: MiniOzoneChaosCluster
>
> Found the following NPE in the LogAppender while creating a new request.
> {code}
> 2019-05-30 08:10:44,275 ERROR impl.LogAppender (LogAppender.java:run(90)) - org.apache.ratis.server.impl.LogAppender$AppenderDaemon@5e4b44cc unexpected exception
> java.lang.NullPointerException
> at java.util.Objects.requireNonNull(Objects.java:203)
> at java.util.Optional.<init>(Optional.java:96)
> at java.util.Optional.of(Optional.java:108)
> at org.apache.ratis.server.impl.ServerProtoUtils.getStateMachineEntry(ServerProtoUtils.java:197)
> at org.apache.ratis.server.impl.ServerProtoUtils.getStateMachineData(ServerProtoUtils.java:205)
> at org.apache.ratis.server.impl.ServerProtoUtils.shouldReadStateMachineData(ServerProtoUtils.java:210)
> at org.apache.ratis.server.raftlog.segmented.SegmentedRaftLog.getEntryWithData(SegmentedRaftLog.java:206)
> at org.apache.ratis.server.impl.LogAppender.createRequest(LogAppender.java:209)
> at org.apache.ratis.grpc.server.GrpcLogAppender.appendLog(GrpcLogAppender.java:169)
> at org.apache.ratis.grpc.server.GrpcLogAppender.runAppenderImpl(GrpcLogAppender.java:113)
> at org.apache.ratis.server.impl.LogAppender$AppenderDaemon.run(LogAppender.java:80)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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