HPE OneView cannot communicate with the appliance iLO

Symptom

If the secure-data-at-rest option is enabled in HPE OneView, few functions of the appliance stop working. For example, functions such as enable or disable secure data-at-rest, download appliance encryption key, generate appliance encryption key, and so on.

Cause

HPE OneView, enabled with the secure data-at-rest option, is unable to communicate with the appliance iLO.

Action
  1. Open the appliance maintenance console.
  2. In the Main Menu screen, if the Appliance encryption key error message is displayed, select the [E] Manage appliance encryption key option.
  3. In the next screen, select the [D] Disable secure data-at-rest option.