Hi

I will take a look. That’s probably a race condition with the broker service. 

Regards 
JB

> Le 5 oct. 2021 à 21:21, Miguel Anzo Palomo <miguel.a...@wizeline.com> a écrit 
> :
> 
> 
> Hi, I've been working on checking out why is this issue happening (flaky test 
> in JmsIO). The logs in this example indicate that the problem is a 
> NullPointerException, specifically in this receiveNoWait() operation at this 
> line of the test. The only way I see that a NullPointerException is being 
> caused there, is if the consumer is closed at that point, and the only way I 
> have been able to reproduce a NullPointerException locally in the lines 
> mentioned in the log is by closing the consumer before that read operation.
> 
> My idea right now is that there could be some intermittency with ActiveMQ 
> that caused the flaky test at that moment, is there a way to know if that was 
> the case? Right now I only have two known instances of the flake, this one on 
> August 23, and another one on September 9 (that jenkins link is no longer 
> available). From what I’ve been told it is running on the cloud compute 
> instance apache-ci-beam-jenkins.
> 
> Thanks
> 
> -- 
> Miguel Angel Anzo Palomo | WIZELINE
> Software Engineer 
> miguel.a...@wizeline.com
> Remote Office
> 
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