A required SAN has no Principal switch

Symptom

A required SAN has no Principal switch.

ID: Sanrm.San.MissingPrincipalSwitch

Severity: Critical

Source device type: Cisco San_Manager

Resource URI: /rest/fc-sans/device-managers

Cause

The SAN does not have a Principal switch WWN.

Action
  1. Verify the SAN configuration.