E3989 Cmd Rej: GPORT feature must be ON when (N)SERV=GPORT

The G-Port feature must be turned on before the nserv/serv=gport parameter can be specified.

Recovery

1. Display the status of the G-Port feature. Enter the rtrv-ctrl-feat command.
   If the feature does not appear in the output, then the feature is not enabled. If the feature has a status of OFF, then the feature is enabled but is not turned on.
2. Enable and turn on the G-Port feature as necessary. Refer to the G-Port User's Guide for assistance.
3. Re-enter the command that generated this error message.
   Contact My Oracle Support if this error message appears again. See My Oracle Support (MOS).