# Logstash Poller Error - Concurrent:TimeoutError - logstash-5.0.0-beta1

**URL:** <https://discuss.elastic.co/t/logstash-poller-error-concurrent-timeouterror-logstash-5-0-0-beta1/62448>\
**Category:** Logstash\
**Created:** [October 7, 2016, 3:11am UTC](https://discuss.elastic.co/t/logstash-poller-error-concurrent-timeouterror-logstash-5-0-0-beta1/62448 "2016-10-07T03:11:32Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![sjivan](https://avatars.discourse-cdn.com/v4/letter/s/c57346/32.png) [@sjivan](https://discuss.elastic.co/u/sjivan)\
**Post date:** [October 30, 2016, 12:19am UTC](https://discuss.elastic.co/t/logstash-poller-error-concurrent-timeouterror-logstash-5-0-0-beta1/62448/7 "2016-10-30T00:19:37Z")

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I'm seeing this with the LS 5.0 release version too.

> [@PeriodicPoller TimeoutError after upgrading to Logstash 5.0](https://discuss.elastic.co/t/periodicpoller-timeouterror-after-upgrading-to-logstash-5-0/64306):
>
> Hi, I upgraded from Logstash 2.2.2 to Logstash 5.0 and have this ERROR message outputted every 3-10 seconds. I did not encounter such errors with LS 2.2.2. I'm running on windows and my configuration has file input configurations to 472 distinct log files. I ran with the --log.level debug flag too but I don't see anything that provides additional information about the error. When I cut down the number of file inputs to 50 or 75, then this message goes away. Any idea what this error signifi…

Were you able to resolve it?

Thanks,  
Sanjiv

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