Cannot update standby appliance
Appliance update does not complete on the standby appliance in a highly-available cluster
The standby appliance is not available or is not connected
While in the data center, select from the following options:
Configure appliance networking from the Maintenance console to create a temporary IP address on the standby appliance, which allows an HPE OneView authorized user to retry the update operations on the standby appliance.
More information
" Configure appliance networking from the Maintenance console" in the HPE OneView User Guide