During Metadata Restore (ndb_restore -m), Sometimes Fails With Errors: "Failed to create index `ENTRY_KEY$unique` on" ; "1: Unknown error code"

(Doc ID 2130948.1)

Last updated on APRIL 26, 2016

Applies to:

MySQL Cluster - Version 7.2 to 7.4 [Release 7.2 to 7.4]
Information in this document applies to any platform.


When attempting to restore metadata, with the following steps:

  1. Stop Cluster Replication
  2. Backup data:  


    Sign In with your My Oracle Support account

    Don't have a My Oracle Support account? Click to get started

    My Oracle Support provides customers with access to over a
    Million Knowledge Articles and hundreds of Community platforms