CTGKM0420E Key group is empty.

  Explanation
   There are no keys in the group. This is an internal
				message that the key server might issue to a log.

  System action
   The key operation fails.

  Administrator response
You might need to add keys to the key group. The change is effective immediately. However, you might
need to restart the IBM® Security Guardium® Key Lifecycle Manager server. Then, try the
operation again. 