### Could not set the drive to online on controller [number], channel [number], SCSI ID [number].

Explanation: The drive could not be brought online because a hardware error occurred.

Action:

1. Verify that the controller, cables, and hard disk drives are installed properly.
2. Verify that there is power to the drives.
3. Retry the command.
4. If the command still fails, restart the server and retry the command.