3340
MySQLERRORCommonSecurity / KeyringHIGH confidence
Keyring migration failed
Production Risk
Critical — encryption keys may not be available on the destination keyring.
How to reproduce
trigger — this will error
trigger — this will error
-- Triggered by a failed keyring migration invocation.
expected output
ERROR 3340 (HY000): Keyring migration failed.
Fix
Fix config and retry
Fix config and retry
-- Correct the --keyring-migration-source / --keyring-migration-destination options and re-run.
Why this works
Most migration failures are caused by misconfigured plugin paths or credentials.
What not to do
✕
Sources
Official documentation ↗
MySQL 8.0 — 3340 ER_KEYRING_MIGRATION_FAILURE
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