Error reference
backup_restore.header_mismatch
Advisory header pre-check failed fast (format marker, instance, or root key version); trust still derives from the AEAD open.
- CLI exit code
- 2
- HTTP status
- 400
- Remediation
- No fixed remediation; see the error message and notes.
- Type URI
- https://insecur.dev/errors/backup-restore-header-mismatch