E2519 Cmd Rej: ISUPMT/TUPMT already exists in given SR
The value specified for the (n)isupmt or (n)tupmt parameter cannot already exist in the screening reference specified by the sr parameter.
Recovery
Display the ISUP information for the specified screening reference. Enter the rtrv-scr-isup:sr= command.
Re-enter the ent/chg-scr-isup 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 - GWS User's Guide for assistance.