UMI (Unique Message Identifier)
A unique code that is associated with an error reported in the job log, or on some alerts. These codes contain hyperlinks that you can click to go to the Symantec Technical Support Web site. You can access technical notes and troubleshooting tips that are related to a specific error.
In Backup Exec, errors that are reported in the job log each have a unique code, called a Unique Message Identifier (UMI). These codes contain hyperlinks to the VERITAS Software Support Services web site to access technical notes and trouble-shooting steps that are related to a specific error. Unique Message Identifier (UMI) error code establishes unique error and message codes across all VERITAS products.