E3083 Cmd Rej: NACTION must be specified (FORWARD, DUPLICATE, or DUPDISC)
If the nmapset, nri, or ntt parameter is specified, and the naction parameter is not specified, then the action parameter (see the ent-gsmmap-scrn command) must have a value of forward, duplicate, or dupdisc.
Recovery
Display the existing values for the action parameter. Enter the rtrv-gsmmap-scrn command.
Re-enter the chg-gsmmap-scrn command that generated this error message, specifying a valid combination of parameters. Refer to the command description in Commands User's Guide and to the Database Administration - Features User's Guide for assistance.