Hi,
Please try this
Tcode F871=> program is RFFMPSO1
Goto Se38 => RFFMPSO1=> press copy button (Ctrl+F5)=> give Target Program name (Eg: Z_RFFMPSO1) => press copy button => Select all check box
and copy => activate.
go to se93 => create a new tcode Z_F871 and give Z_RFFMPSO1 program name.
Thanks & regards,
buz_sap