Try run an abap in background fail - abap

Question

I have a program which has a checkbox and if the user enable it runs the program in background with the below code:
REPORT zfile_creation_app2.
*&---------------------------------------------------------------------*
*& Create file on Application Server
*& if the file exist, it will be deleted and created with new content
*&---------------------------------------------------------------------*
TABLES : sflight.
TYPES: BEGIN OF ty_sflight,
carrid TYPE sflight-carrid,
connid TYPE sflight-connid,
fldate TYPE sflight-fldate,
END OF ty_sflight.
DATA: lv_file(255).
DATA: lt_sflight TYPE TABLE OF ty_sflight.
FIELD-SYMBOLS: <fs_sflight> LIKE LINE OF lt_sflight.
"-----------------------------------------"
" Selection Screen
"-----------------------------------------"
SELECT-OPTIONS: s_carid FOR sflight-carrid,
s_fldte FOR sflight-fldate.
" File Path on Application Server
PARAMETERS: p_path TYPE btcxpgpar DEFAULT '/tmp',
p_bckgrd(1) TYPE c DEFAULT 'X'.
"-----------------------------------------"
" Help Search for SAP Folder
"-----------------------------------------"
AT SELECTION-SCREEN ON VALUE-REQUEST FOR p_path.
DATA: c_fnh_mask TYPE dxfields-filemask VALUE '*',
search_dir TYPE dxfields-longpath.
CALL FUNCTION '/SAPDMC/LSM_F4_SERVER_FILE'
EXPORTING
directory = search_dir
filemask = c_fnh_mask
IMPORTING
serverfile = p_path
EXCEPTIONS
canceled_by_user = 1
OTHERS = 2.
IF sy-subrc <> 0.
MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno
WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.
ENDIF.
"-----------------------------------------"
" Processing
"-----------------------------------------"
START-OF-SELECTION.
IF p_bckgrd = 'X'.
PERFORM start_in_background.
ELSE.
PERFORM get_data.
PERFORM extract_to_file.
ENDIF.
END-OF-SELECTION.
WRITE: lv_file , ' is created' .
*&---------------------------------------------------------------------*
*& Form GET_DATA
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
FORM get_data .
SELECT carrid connid fldate FROM sflight INTO TABLE lt_sflight
WHERE carrid IN s_carid[] AND
fldate IN s_fldte.
IF sy-subrc NE 0 .
RETURN.
ENDIF.
ENDFORM.
*&---------------------------------------------------------------------*
*& Form EXTRACT_TO_FILE
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
FORM extract_to_file .
" Build FineName
CONCATENATE p_path '/' 'Flight' sy-datum sy-uzeit '.txt' INTO lv_file.
REPLACE ALL OCCURRENCES OF '//' IN lv_file WITH '/'.
" Check if File exists
OPEN DATASET lv_file FOR INPUT IN BINARY MODE.
IF sy-subrc EQ 0.
" If File Exists -> Delete it
CLOSE DATASET lv_file.
DELETE DATASET lv_file.
CLOSE DATASET lv_file.
ENDIF.
" Open file for Output
OPEN DATASET lv_file FOR OUTPUT IN TEXT MODE ENCODING DEFAULT.
IF sy-subrc NE 0 .
MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno
WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.
ENDIF.
" Transfer Data to file
LOOP AT lt_sflight ASSIGNING <fs_sflight>.
TRANSFER <fs_sflight> TO lv_file .
ENDLOOP.
" Close File
CLOSE DATASET lv_file.
ENDFORM.
*&---------------------------------------------------------------------*
*& Form START_IN_BACKGROUND
*&---------------------------------------------------------------------*
* text
*----------------------------------------------------------------------*
* --> p1 text
* <-- p2 text
*----------------------------------------------------------------------*
FORM start_in_background .
DATA: d_jobcount LIKE tbtcjob-jobcount,
d_jobname LIKE tbtcjob-jobname.
d_jobname = 'ZFILE_CREATION_APP2'.
CALL FUNCTION 'JOB_OPEN'
EXPORTING
jobname = d_jobname
IMPORTING
jobcount = d_jobcount
EXCEPTIONS
cant_create_job = 1
invalid_job_data = 2
jobname_missing = 3
OTHERS = 4.
IF sy-subrc NE 0.
MESSAGE s368(00) WITH 'Error Creating Job'
sy-subrc.
EXIT.
ENDIF.
SUBMIT zfile_creation_app2
WITH s_carid = s_carid
WITH s_fldte = s_fldte
WITH p_bckgrd = space
WITH p_path = p_path
VIA JOB d_jobname
NUMBER d_jobcount
AND RETURN.
CALL FUNCTION 'JOB_CLOSE'
EXPORTING
jobcount = d_jobcount
jobname = d_jobname
strtimmed = 'X' " Immediate
EXCEPTIONS
invalid_startdate = 1
jobname_missing = 2
job_close_failed = 3
job_nosteps = 4
job_notex = 5
lock_failed = 6
OTHERS = 7.
IF sy-subrc > 0.
MESSAGE s368(00) WITH 'Closing Job Failed'
sy-subrc.
EXIT.
ENDIF.
ENDFORM.
Unfortunately the background job always canceling with the following error:
Enter date in the format __.__.____
This is the default setup for the user.
Can anyone know what cause the problem and how to fix it?
Thanks in advance
Elias

Answer 1

The problem is with so_budat. If your so_budat is a select option try using "in" instead of "=". See below.
so_budat IN so_budat.