Magento 2 - Elasticsearch 8 _id indices in Warden
This post explains how to set custom Elasticsearch configuration within Warden to fix the Fielddata access on the _id field is disallowed error with Elasticsearch 8. This is a follow on from a earlier post explaining common ES8 configuration issues with Magento. The error was are going to fix related to ES8 changing the default values for _id fielddata Fielddata access on the _id field is disallowed, you can re-enable it by updating the dynamic cluster setting: indices....