How to catch DUMP in ABAP

REPORT ZCATCHDUMPEXAMPLE.

PARAMETERS: p_file LIKE rlgrap-filename .
DATA: v_file TYPE string.
DATA: BEGIN OF itab OCCURS 0,
      name(23) TYPE  c,
      END OF itab.

DATA: errormessage TYPE char50.
v_file = p_file.
CALL FUNCTION 'GUI_UPLOAD'
  EXPORTING
    filename            = v_file
    filetype            = 'ASC'
    has_field_separator = ' '
  TABLES
    data_tab            = itab.

RECEIVE RESULTS FROM FUNCTION 'GUI_UPLOAD'
 EXCEPTIONS
   file_open_error               = 1
   file_read_error               = 2
   no_batch                      = 3
   gui_refuse_filetransfer       = 4
   invalid_type                  = 5
   no_authority                  = 6
   unknown_error                 = 7
   bad_data_format               = 8
   header_not_allowed            = 9
   separator_not_allowed         = 10
   header_too_long               = 11
   unknown_dp_error              = 12
   access_denied                 = 13
   dp_out_of_memory              = 14
   disk_full                     = 15
   dp_timeout                    = 16
   OTHERS                        = 17 .

CASE sy-subrc.
  WHEN 0.
    errormessage     = 'Data Loaded'.
  WHEN 1.
    errormessage     = 'FILE_OPEN_ERROR'.
  WHEN 2.
    errormessage     = 'FILE_READ_ERROR'.
  WHEN 3.
    errormessage     = 'NO_BATCH'.
  WHEN 4.
    errormessage     = 'GUI_REFUSE_FILETRANSFER'.
  WHEN 5.
    errormessage     = 'INVALID_TYPE'.
  WHEN 6.
    errormessage     = 'NO_AUTHORITY'.
  WHEN 7.
    errormessage     = 'UNKNOWN_ERROR'.
  WHEN 8.
    errormessage     = 'BAD_DATA_FORMAT'.
  WHEN 9.
    errormessage     = 'HEADER_NOT_ALLOWED'.
  WHEN 10.
    errormessage     = 'SEPARATOR_NOT_ALLOWED'.
  WHEN 11.
    errormessage     = 'HEADER_TOO_LONG'.
  WHEN 12.
    errormessage     = 'UNKNOWN_DP_ERROR'.
  WHEN 13.
    errormessage     = 'ACCESS_DENIED'.
  WHEN 14.
    errormessage     = 'DP_OUT_OF_MEMORY'.
  WHEN 15.
    errormessage     = 'DISK_FULL'.
  WHEN 16.
    errormessage     = 'DP_TIMEOUT'.
  WHEN 17.
    errormessage     = 'OTHERS'.
ENDCASE.

MESSAGE e001(00) WITH errormessage .