Pan no with respect to vendor in userexit zxf05u01( package fbk)

Question

Dear Sir ,
In below code, Is exit for fk01, now my question is when we use fk02 then through debug mode we get into this exit
and depending on vendor we find pan no ,but i  do not know from where   pan no coming with respect to vendor in corresponding memory id  .
so how can we traced out that memory id.
user exit - ZXF05U01
DATA : PANCHK TYPE C,
INPUT TYPE J_1IPANNO.
TYPES : BEGIN OF ITAB," OCCURS 0,
TEXT(400) TYPE C,
END OF ITAB.
DATA : ITAB TYPE STANDARD TABLE OF ITAB,
WA_ITAB LIKE LINE OF ITAB,
WA_PAN TYPE J_1IMOVEND,
WA_LFA1 TYPE LFA1,
NAME1 TYPE STRING.
DATA : K TYPE J_1IPANNO.
DATA : ST_AUTH TYPE ZFK01.
*SELECT SINGLE * FROM ZFK01
INTO CORRESPONDING FIELDS OF ST_AUTH
WHERE BNAME = SY-UNAME.
*export ist_resb to memory id 'ZPPC0122_FD'.
*import *ist_resb *= ist_resb from memory id 'ZPPC0122_FD'.
*IMPORT ITAB FROM MEMORY ID 'TD'.
IF I_LFA1-KTOKK = 'Z003' OR I_LFA1-KTOKK = 'Z014'.
IMPORT PANCHK_1 TO PANCHK FROM MEMORY ID 'PAN01'.
IF PANCHK NE 'X'.
MESSAGE 'Enter PAN Number in CIN Detals.' TYPE 'E'.
MESSAGE E054(ZMM).
ELSE.
FREE MEMORY ID 'PAN01'.
ENDIF.
ENDIF.
IMPORT PANACT_1 TO INPUT FROM MEMORY ID 'PANACT'.
SELECT SINGLE *
FROM J_1IMOVEND
INTO CORRESPONDING FIELDS OF WA_PAN
WHERE J_1IPANNO = INPUT.
IF SY-SUBRC EQ 0.
SELECT SINGLE *
FROM LFA1
INTO WA_LFA1
WHERE LIFNR = WA_PAN-LIFNR.
CONCATENATE '(' WA_LFA1-NAME1 ')' INTO NAME1. " SEPARATED BY SPACE.
CONCATENATE '@0A@' 'PAN number' WA_PAN-J_1IPANNO 'already exist for vendor' WA_PAN-LIFNR NAME1
INTO WA_ITAB-TEXT SEPARATED BY SPACE.
APPEND WA_ITAB TO ITAB.
IF ITAB[] IS NOT INITIAL.
CALL FUNCTION 'OIJ_POPUP_TO_DISPLAY_TABLE'
EXPORTING
ENDPOS_COL = 100
ENDPOS_ROW = 10
STARTPOS_COL = 5
STARTPOS_ROW = 5
TITLETEXT = 'Repetition of PAN Number.'
LINE_WIDTH = 130
TKT_YEAR = '2010'
TABLES
I_TABLE = ITAB[]
TEST_DOCFLOW =
DOC_SET_TAB =
EXCEPTIONS
BREAK_OFF = 1
OTHERS = 2.
FREE MEMORY ID 'PANACT'.
MESSAGE E055(ZMM) WITH WA_PAN-J_1IPANNO WA_PAN-LIFNR NAME1.
CLEAR : WA_PAN, WA_LFA1, INPUT.
ENDIF.
ENDIF.
Thanks and regards
victor

Answer 1

Dear sir ,
I found this in as per your given path prabhu, i am not getting which i want.
"when in fk02 i fill the entry for pan detail then how it come in memory id " PANACT"
WHICH USED IN USEREXIT OF SAPMF02K WHOSE CODE I PASTED BEFORE.
?          help
SMEM       SAP memory (SPA-GPA)
MEMORIES   EXPORT/IMPORT memories
ITAB-ADMIN Internal table administration
ITAB-HEADS Internal tables: Table headers
ITAB-PAGES Internal tables: Table body pages
ITAB-REGIS Internal tables: Registry for references/field-symbols
ITAB-TOP25 Internal tables: top 25 concerning storage costs
STRINGHEAD Strings: Header table
SCREEN     SCREEN table
DATASETS   datasets / files
VERSION    system version
PROGRAMS   programs loaded
CUA        CUA status data
DSEG       data segments and work areas
ES         extendend memory segments (system wide)
ZTTA       task type area
SPA        system program area
PXA        program execution area
PXA64      program execution area
Regards
Victor
Edited by: victor ezaz on Oct 13, 2011 8:17 AM
Edited by: victor ezaz on Oct 13, 2011 8:17 AM