# Logstash stopped working (sincedb is not updated) after upgrade from 6.2.4 –\> 6.4.0 (Update 6.5 doesn't work also)

**URL:** <https://discuss.elastic.co/t/logstash-stopped-working-sincedb-is-not-updated-after-upgrade-from-6-2-4-6-4-0-update-6-5-doesnt-work-also/161335>\
**Category:** Logstash\
**Created:** [December 18, 2018, 1:20pm UTC](https://discuss.elastic.co/t/logstash-stopped-working-sincedb-is-not-updated-after-upgrade-from-6-2-4-6-4-0-update-6-5-doesnt-work-also/161335 "2018-12-18T13:20:36Z")\
**Posts on this page:** 1\
**Showing post:** 43

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**Author:** ![guyboertje](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/guyboertje/32/31592_2.png) [@guyboertje](https://discuss.elastic.co/u/guyboertje)\
**Post date:** [March 12, 2019, 10:12pm UTC](https://discuss.elastic.co/t/logstash-stopped-working-sincedb-is-not-updated-after-upgrade-from-6-2-4-6-4-0-update-6-5-doesnt-work-also/161335/43 "2019-03-12T22:12:29Z")

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@RonGros  
Version 4.1.10 is released with fix for "unknown 0 0". Please verify fix works for you.  
[https://rubygems.org/gems/logstash-input-file/versions/4.1.10](https://rubygems.org/gems/logstash-input-file/versions/4.1.10)

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