Subfile not displaying

By looking at the source below can anyone see why my subfile won't display.  If 
you need more of the source just let me know.
Any kind of help on this would be appreciated.

TIA,

Frank

C                     MOVE '1'       *IN73
C                     WRITER001CTL
C                     MOVE '0'       *IN73
C                     Z-ADD0         @@RRN
    *
    *  Load 100 Blank Subfile Records
C                     Z-ADD0         X100    30
C           1         DO   100       X100
C                     Z-ADDX100      @@RRN
C                     Z-ADD*ZEROS    @PRO#
C                     WRITER001SFL
C                     ENDDO
    *
    * Position Subfile to Beginning
C                     Z-ADD1         @@RRN
    *
    * Set Subfile Display Indicator
C                     MOVE '1'       *IN74
   *
   *  Display "More..." or "Bottom"
C                     MOVE '1'       *IN75
   *
C           *IN03     DOWNE'1'
C           *IN12     ANDNE'1'
C                     WRITER001BOT
C                     EXFMTR001CTL

A          R R001SFL                   SFL
A                                                    WRDWRAP
A            @PRO#         10Y 0B 19  2EDTWRD('   -       ')
A                                                    COLOR(WHT)
A  76                                              DSPATR(RI)
A  76                                              DSPATR(PC)
A          R R001CTL                   SFLCTL(R001SFL)
A  *DS3                                        SFLLIN(0005)
A                                                    SFLSIZ(0010)
A                                                SFLPAG(0009)
A                                                CSRLOC(@@ROW      @@COL)
A                                                OVERLAY
A N74                                           SFLDSP
A N73                                            SFLDSPCTL
A  73                                            SFLCLR
A  75                                            SFLEND(*MORE)
A            @@COL          3S 0H
A            @@ROW        3S 0H
A            @@RRN         4S 0H      SFLRCDNBR(CURSOR)