IMPORTANT: Version 6.6 of Elasticsearch has passed its maintenance date.
This documentation is no longer being updated. For the latest information, see the current release documentation.
- Native realm credentials don’t work after $version upgrade or snapshot restore.
- Error message: "Security index is not on the current version - the native realm will not be operational until the upgrade API is run on the security index"
You must upgrade the
.security index to the 6.x format. For
There are two situations where it’s necessary to manually upgrade the
- After upgrading directly to 6.5.0 from 5.5 or earlier.
- After restoring a snapshot from 5.5 or earlier that contains a
.securityindex in the old format to a 6.0 cluster.