Docs
IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
Elasticsearch Guide [7.6] » Release notes » Elasticsearch version 7.4.2
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Elasticsearch version 7.4.2edit

Bug fixesedit

Transform
  • Prevent assignment if any node is older than 7.4 #48055 (issue: #48019)
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