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MetroCluster IP Mediator configuration fails with warning"Target already exists" on Mediator log

Last Updated:

Applies to

  • ONTAP Mediator 1.3
  • MetroCluster IP
  • ONTAP 9


  • MetroCluster IP Mediator configuration fails with the following error: 

::*> metrocluster configuration-settings mediator add -mediator-address XX.XX.XX.XX
Adding the mediator and enabling Automatic Unplanned Switchover. It may take a few minutes to complete.
Please enter the username for the mediator:mediatoradmin
Please enter the password for the mediator:
Confirm the mediator password:
Creating mediator mailboxes...

Error: command failed: The request to reach the mediator failed during the add operation.
       Check if the mediator is reachable and then try the operation again.

  • Mediator log in the host machine shows the following errors:

[ERROR] [8] [] ontap_mediator.controllers.targets.post_target() failed with an exception: 

  RAN: /usr/bin/sudo scstadmin -noprompt -add_target -driver iscsi -attributes 'MaxSessions=4,IncomingUser=mccadmin xxxxxxxxxxxxxxxx'


Collecting current configuration: done.

-> Making requested changes.
    -> Creating target '' for driver 'iscsi': done.
    -> Done.

WARNING: Received the following error:

    Target already exists.

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