The printer name must be a text string composed of uppercase or
lowercase alphabetical characters (a-z, A-Z), digits (0-9), hyphens,
or underscores. A printer name can be a maximum of 14 characters long.
Display the Command-Line Console to help pinpoint where the error
may have occurred. Choose Show Command-Line Console from the Print
Manager menu to display the Command-Line Console. See the man
page for lpadmin(1M) for more information.