Getting error in a report program

Question

Hello,
I have a report program where I am sending worklists for a user to mysql database using PI interface.
Now, my report program is getting timed out with error.
I am basically using one fetch operation
SELECT bname FROM usr02 INTO TABLE lt_user.
Now bname table is corrupted and having spaces after number say "112233".
can u plz tell me why I am getting error. do i need to fetch data in chunks i.e SELECT bname FROM usr02 INTO TABLE lt_user. should be used fetch data in chunks
or error can come becuase of corrupt data.
TABLES  ZIT_ERROR_TAB.
DATA    WA_ZIT_ERROR_TAB TYPE ZIT_ERROR_TAB.
DATA: lt_user TYPE zuser_tt,
      ls_user TYPE zuser_sty.
DATA: lt_worklist TYPE uwlitemlist,
      lt_messages TYPE TABLE OF swr_messag,
      lt_mess_struct TYPE TABLE OF swr_mstruc.
DATA: CREATED_TIME(22) type c,
      wa_lt_worklist like line of lt_worklist,
      go_sys_exception TYPE REF TO cx_ai_system_fault,
      employee_data TYPE REF TO ZPI_CO_SI_EP003_ACTION_ITEM_MA,
      output type ZPI_MT_EP003_ACTION_ITEM,
      employee_rec type ZPI_DT_EP003_ACTION_ITEM_SUMMA,
      employee type ZPI_DT_EP003_ACTION_ITEM_S_TAB,
      n type i.
n = 1.
SELECT bname FROM usr02 INTO TABLE lt_user.
SORT lt_user.
DELETE ADJACENT DUPLICATES FROM lt_user.
LOOP AT lt_user INTO ls_user.
  CLEAR lt_worklist.
  CLEAR lt_messages.
  CLEAR lt_mess_struct.
  CALL FUNCTION 'SWN_UWL_GET_WORKLIST'
   EXPORTING
     user                      = ls_user-bname
IMPORTING
worklist                  = lt_worklist
TABLES
message_lines             = lt_messages
message_struct            = lt_mess_struct.
  loop at lt_worklist into wa_lt_worklist.
    employee_rec-USER_ID = wa_lt_worklist-USER_ID.
    employee_rec-SUBJECT = wa_lt_worklist-SUBJECT.
    CREATED_TIME = wa_lt_worklist-CREATED_TIME.
    employee_rec-CREATED_TIME = CREATED_TIME+0(14).
    employee_rec-FORWARDED_BY = wa_lt_worklist-FORWARDED_BY.
    employee_rec-IDENTITY_NUMBER = n.
    append employee_rec to employee.
    output-MT_EP003_ACTION_ITEM-SUMMARY_EMAIL_ACTION_ITEM = employee.
    clear employee_rec.
    n = n + 1.
  endloop.
ENDLOOP.
TRY.
    CREATE OBJECT employee_data.
    call method employee_data->UPLOAD_ACTION_ITEM
      EXPORTING
        OUTPUT = output.
    commit work.
  CATCH cx_ai_system_fault INTO go_sys_exception.
    WA_ZIT_ERROR_TAB-message = go_sys_exception->errortext.
    WA_ZIT_ERROR_TAB-code = go_sys_exception->code.
    WA_ZIT_ERROR_TAB-errordate = sy-datum.
    insert into ZIT_ERROR_TAB values wa_ZIT_ERROR_TAB.
ENDTRY.

Answer 1

What is the error, that you are getting? Is it a time out error?