major minor codes that subfile

It did compile, thanks for all your help. But now it bombs. THere are
codes messages:
Major Return Code. . . . . . . . . . . :   83
Major Return Code. . . . . . . . . . . :   22

 ILE RPG/400 FORMATTED DUMP
 INFDS FILE FEEDBACK
 File . . . . . . . . . . . . . . . . . :   SFL002DF
 File Open  . . . . . . . . . . . . . . :   YES
 File at EOF  . . . . . . . . . . . . . :   NO
 File Status  . . . . . . . . . . . . . :   01255
              Session or device error occurred in file  (C G D F).
 File Operation . . . . . . . . . . . . :   EXFMTR
 File Routine . . . . . . . . . . . . . :   *DETC
 Statement Number . . . . . . . . . . . :   00000049
 Record Name  . . . . . . . . . . . . . :   SF1CTL
 Message Identifier . . . . . . . . . . :   CPF5013
              Cannot process subfile request for file  in library .
 Screen Size. . . . . . . . . . . . . . :   0000