Create Spool to convert the list in PDF

Question

Hi Guru's,
I try to recover datas from my selection screen for create a list send it by mail. I have a problem when I do my submit 'ksb1' and pass my range as parameter, the error displayed is "Wrong type passing parameters to "KOSTL"" AFter I have to convert it in PDF format before to send it by mail.
  SELECT * FROM  zst_cntrllng_rsp APPENDING TABLE i_cntrllng_rsp
         WHERE zzkostl  = 'X'.
  IF sy-subrc = 0.
    LOOP AT i_cntrllng_rsp INTO wa_cntrllng_rsp.
      CLEAR i_csks.
      SELECT  * FROM  csks APPENDING TABLE i_csks
         WHERE  verak_user  = wa_cntrllng_rsp-bname.
      IF sy-subrc = 0.
        " Construct a range to fill the report.
        LOOP AT i_csks INTO wa_csks.
          wa_r_kostl-sign = 'I'.
          wa_r_kostl-option = 'EQ'.
          wa_r_kostl-low = wa_csks-kostl.
        ENDLOOP.
      ENDIF.
    ENDLOOP.
  ENDIF.
  SUBMIT rkaep000
* I think my problem is here
  with kostl = i_r_kostl. 
*  export list to memory
*  and return.
  CALL FUNCTION 'LIST_FROM_MEMORY'
    TABLES
      listobject       = wa_spool
* EXCEPTIONS
*   NOT_FOUND        = 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.
*  CALL FUNCTION 'EFG_SPOOL_GET_SPOOLIDS'
*    EXPORTING
**   X_TAB_RNG_SPOOLIDS         =
*      x_tab_rng_identifier      =
**   X_TAB_RNG_TIMESTAMP        =
** IMPORTING
**   Y_TAB_SPOOLIDS             =
**   Y_TAB_SPOOL_BUFF           =
** EXCEPTIONS
**   NOT_QUALIFIED              = 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.
ENDFORM.                    "get_costcenter
Edited by: rahhaoui mohamed on Jun 12, 2009 4:01 PM
Edited by: rahhaoui mohamed on Jun 12, 2009 4:02 PM

Answer 1

   SUBMIT rkaep000
* I think my problem is here
   with KOSTL-LOW = i_r_kostl.    "it is not kostl it is kostl-low press f1 and see the screen field name
*  export list to memory
*  and return.
or try this way..
        LOOP AT i_csks INTO wa_csks.
          wa_r_kostl-sign = 'I'.
          wa_r_kostl-option = 'EQ'.
          wa_r_kostl-low = wa_csks-kostl.
         append wa_r_kostl to i_r_kostl           "add this
        ENDLOOP.
      ENDIF.
    ENDLOOP.
  SUBMIT rkaep000
     with kostl IN i_r_kostl    "Use IN in place of = operator
           EXPORTING LIST TO MEMORY AND RETURN.
Prabhudas