Data Domain High Availability: Error "Failed to configure HA: peer node locking id <> does not match with ELMS license file" running 'ha create peer'

Summary: When requesting license for a HA system, make sure that you send the serial number of both the heads to the licensing team. 'ha create peer' fails with the following error "Failed to configure HA: peer node locking id <> does not match with ELMS license file" ...

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Symptoms

License was requested for the first head only.
Running elicense show will tell if the license is available, but will not tell if its the correct license:
 
kA2f1000000L4u2CAC_3_0


The following error appears while running the ha create peer command:
 
**** Failed to configure HA: peer node locking id <> does not match with ELMS license file
 
kA2f1000000L4u2CAC_3_1

Cause

License has to be applied on the first head only.
If you had requested for a license with the serial number of the first head, then you will see error "locking ID <> does not match".

Resolution

To resolve the issue send the serial number of both the heads to the licensing team.
Specify that the license is for a HA system.
Get the new license file and replace the old one.

To update the license: 
  1. Transfer the license file .lic file to /ddvar
  2. Run the following command:
elicense update filename

Additional Information

License has to be applied on the first head only.

Affected Products

Data Domain

Products

Data Domain
Article Properties
Article Number: 000059762
Article Type: Solution
Last Modified: 09 Sept 2025
Version:  4
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