ABAP-Fuba: Konvertiere MATID (EWM) zur MATNR (ERP)

DATA
     : lv_matnr TYPE mara-matnr
     , lt_huitm TYPE /scwm/tt_huitm_int
     .

CALL FUNCTION '/SCWM/HU_READ'
    EXPORTING
        iv_appl    = 'WME'
        iv_huident = lv_huident
    IMPORTING
        et_huitm   = lt_huitm
    EXCEPTIONS
        deleted    = 1
        not_found  = 2
        error      = 3
        OTHERS     = 4
.
CHECK sy-subrc eQ 0.

READ TABLE lt_huitm INTO DATA(ls_item) INDEX 1.
CHECK sy-subrc eQ 0.

"Konvertiere MATID nach MATNR
CALL FUNCTION 'CONVERSION_EXIT_MDLPD_OUTPUT'
    EXPORTING
        input         = ls_item-matid
    IMPORTING
        OUTPUT        = lv_matnr
.

CALL FUNCTION 'CONVERSION_EXIT_MATN1_INPUT'
    EXPORTING
        input         = lv_matnr
    IMPORTING
        OUTPUT        = lv_matnr
.