# Logstash errors after upgrading to filebeat-6.3.0

**URL:** <https://discuss.elastic.co/t/logstash-errors-after-upgrading-to-filebeat-6-3-0/135984>\
**Category:** Beats\
**Tags:** filebeat\
**Created:** [June 14, 2018, 6:51pm UTC](https://discuss.elastic.co/t/logstash-errors-after-upgrading-to-filebeat-6-3-0/135984 "2018-06-14T18:51:00Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![nxhack](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/nxhack/32/3939_2.png) [@nxhack](https://discuss.elastic.co/u/nxhack)\
**Post date:** [June 15, 2018, 1:22am UTC](https://discuss.elastic.co/t/logstash-errors-after-upgrading-to-filebeat-6-3-0/135984/5 "2018-06-15T01:22:21Z")

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It is a big breaking change in the specifications related to the popular "host" field, so I think that it was necessary to raise a important notification.

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_[View the full topic](https://discuss.elastic.co/t/logstash-errors-after-upgrading-to-filebeat-6-3-0/135984)._