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正常我们都会在供应商主档和信息记录主档中勾选“基于收货的发票校验”选项，意味着做采购发票校验的时候需要基于收货凭证。
LS_ITEM-REF_DOC = LT_ZMSEG-MBLNR. LS_ITEM-REF_DOC_YEAR = LT_ZMSEG-MJAHR. LS_ITEM-REF_DOC_IT = LT_ZMSEG-ZEILE.
下面分享一个简单的Demo：
1、数据准备
DATA: LS_HEADER TYPE BAPI_INCINV_CREATE_HEADER. DATA: LT_ITEMS TYPE TABLE OF BAPI_INCINV_CREATE_ITEM. PERFORM FILL_VALUES TABLES LT_ITEMS USING LS_HEADER. PERFORM RUN_TO_CREATE_IV TABLES LT_ITEMS USING LS_HEADER.
2、数据填充
*&---------------------------------------------------------------------**& Form fill_values*&---------------------------------------------------------------------** text*----------------------------------------------------------------------** -->PT_ITEMS text* -->PS_HEADER text*----------------------------------------------------------------------*FORM FILL_VALUES TABLES PT_ITEMS STRUCTURE BAPI_INCINV_CREATE_ITEM USING PS_HEADER TYPE BAPI_INCINV_CREATE_HEADER. DATA: LS_ITEM LIKE LINE OF PT_ITEMS[]. FIELD-SYMBOLS:LIKE LINE OF PT_ITEMS[]. DATA: LS_DATA2 LIKE LINE OF GT_DATA2. DATA: LV_AMOUNT(40). DATA: LS_EKPO TYPE EKPO. DATA: LT_ZMSEG LIKE TABLE OF ZMSEG WITH HEADER LINE. DATA: LT_ZMSEG1 LIKE TABLE OF ZMSEG WITH HEADER LINE. DATA: LV_ITEM TYPE N LENGTH 6. DATA: LV_NETWR TYPE ZMJMIMS0023-NETWR. "Fill Header data READ TABLE GT_DATA2 INTO LS_DATA2 INDEX 1. SELECT SINGLE RETPO FROM EKPO INTO LS_EKPO-RETPO WHERE EBELN = LS_DATA2-EBELN AND EBELP = LS_DATA2-EBELP. IF LS_EKPO-RETPO = 'X'. PS_HEADER-INVOICE_IND = SPACE. ELSE. PS_HEADER-INVOICE_IND = 'X'. ENDIF. PS_HEADER-DOC_TYPE = 'RE'. PS_HEADER-DOC_DATE = ZMCAIMS0021-COMDT. PS_HEADER-PSTNG_DATE = ZMCAIMS0021-BUDAT. PS_HEADER-COMP_CODE = ZMCAIMS0021-BUKRS. PS_HEADER-CURRENCY = ZMCAIMS0021-WAERS. CLEAR: LV_AMOUNT. WRITE ZMCAIMS0021-RMWWR TO LV_AMOUNT CURRENCY ZMCAIMS0021-WAERS. REPLACE ALL OCCURRENCES OF ',' IN LV_AMOUNT WITH ''. PS_HEADER-GROSS_AMOUNT = LV_AMOUNT. PS_HEADER-PMNTTRMS = ZMCAIMS0021-ZTERM. PS_HEADER-BLINE_DATE = ZMCAIMS0021-BUDAT. PS_HEADER-PERSON_EXT = SY-UNAME. PS_HEADER-HEADER_TXT = ZMCAIMS0021-BLENO. PS_HEADER-REF_DOC_NO = ZMCAIMS0021-COMIV. CLEAR :GV_IV,LV_ITEM. SORT GT_DATA2. LOOP AT GT_DATA2 INTO LS_DATA2. REFRESH LT_ZMSEG[]. CLEAR : LV_MENGE_TOL,LV_AMOUNT_TOL."合计校验 SELECT * FROM ZMSEG INTO TABLE LT_ZMSEG WHERE EBELN = LS_DATA2-EBELN AND EBELP = LS_DATA2-EBELP AND BWART IN ('101','102','161','162'). "剔除冲销项目 LT_ZMSEG1[] = LT_ZMSEG[]. LOOP AT LT_ZMSEG1 WHERE SMBLN IS NOT INITIAL. DELETE LT_ZMSEG WHERE MBLNR = LT_ZMSEG1-SMBLN AND ZEILE = LT_ZMSEG1-SMBLP. ENDLOOP. DELETE LT_ZMSEG WHERE SMBLN IS NOT INITIAL. LOOP AT LT_ZMSEG. CLEAR: LS_ITEM. CHECK LT_ZMSEG-MENGE > 0. LV_ITEM = LV_ITEM + 1. LS_ITEM-INVOICE_DOC_ITEM = LV_ITEM. LS_ITEM-PO_NUMBER = LS_DATA2-EBELN. LS_ITEM-PO_ITEM = LS_DATA2-EBELP. LS_ITEM-REF_DOC = LT_ZMSEG-MBLNR."参照收货凭证 LS_ITEM-REF_DOC_YEAR = LT_ZMSEG-MJAHR. LS_ITEM-REF_DOC_IT = LT_ZMSEG-ZEILE. LS_ITEM-TAX_CODE = 'J0'. LS_ITEM-ITEM_TEXT = PS_HEADER-ITEM_TEXT. LS_ITEM-QUANTITY = LT_ZMSEG-MENGE. LS_ITEM-PO_UNIT = LT_ZMSEG-MEINS. CLEAR: LV_NETWR,LV_AMOUNT. LV_NETWR = LT_ZMSEG-MENGE * LS_DATA2-NETPR. WRITE LV_NETWR TO LV_AMOUNT CURRENCY ZMCAIMS0021-WAERS. REPLACE ALL OCCURRENCES OF ',' IN LV_AMOUNT WITH ''. LS_ITEM-ITEM_AMOUNT = LV_AMOUNT. APPEND LS_ITEM TO PT_ITEMS. ENDLOOP. ENDLOOP.ENDFORM. "fill_values
3、Bapi调用
*&---------------------------------------------------------------------**& Form run_to_create_iv*&---------------------------------------------------------------------** text*----------------------------------------------------------------------** -->PT_ITEMS text* -->PS_HEADER text*----------------------------------------------------------------------*FORM RUN_TO_CREATE_IV TABLES PT_ITEMS STRUCTURE BAPI_INCINV_CREATE_ITEM USING PS_HEADER TYPE BAPI_INCINV_CREATE_HEADER. DATA: LT_RET TYPE TABLE OF BAPIRET2. DATA: LV_INVNO TYPE BAPI_INCINV_FLD-INV_DOC_NO, LV_FYEAR TYPE BAPI_INCINV_FLD-FISC_YEAR. DATA: LS_BKPF TYPE BKPF. CLEAR: LT_RET. CALL FUNCTION 'BAPI_INCOMINGINVOICE_CREATE' EXPORTING HEADERDATA = PS_HEADER* ADDRESSDATA = IMPORTING INVOICEDOCNUMBER = LV_INVNO FISCALYEAR = LV_FYEAR TABLES ITEMDATA = PT_ITEMS[]* ACCOUNTINGDATA =* GLACCOUNTDATA =* MATERIALDATA =* TAXDATA = lt_taxes* WITHTAXDATA =* VENDORITEMSPLITDATA = RETURN = LT_RET. PERFORM CHECK_BAPI_ERROR USING LT_RET. IF GV_BAPI_ERROR <> 'X'. CALL FUNCTION 'BAPI_TRANSACTION_COMMIT' EXPORTING WAIT = 'X'* IMPORTING* RETURN = . MESSAGE S398(00) WITH 'Invoice document(' ZMCAIMS0021-INVNO ') created'. ELSE. CALL FUNCTION 'BAPI_TRANSACTION_ROLLBACK'* IMPORTING* RETURN = . PERFORM SHOW_MESSAGE USING LT_RET. ENDIF.ENDFORM. " run_to_create_iv*&---------------------------------------------------------------------**& Form show_message*&---------------------------------------------------------------------** text*----------------------------------------------------------------------** -->PT_MSG text*----------------------------------------------------------------------*FORM SHOW_MESSAGE USING PT_MSG TYPE BAPIRET2_T. PERFORM CHECK_BAPI_ERROR USING PT_MSG[]. IF GV_BAPI_ERROR = 'X'."오류 메시지가 발생했을 경우 CALL FUNCTION 'FB_MESSAGES_DISPLAY_POPUP' EXPORTING* IT_SMESG =* ID_SMESG_ZEILE = IT_RETURN = PT_MSG[]* ID_SEND_IF_ONE = EXCEPTIONS NO_MESSAGES = 1 POPUP_CANCELLED = 2 OTHERS = 3. ENDIF.ENDFORM. " show_message*&---------------------------------------------------------------------**& Form check_bapi_error*&---------------------------------------------------------------------** text*----------------------------------------------------------------------** -->PT_BAPI_MSG text*----------------------------------------------------------------------*FORM CHECK_BAPI_ERROR USING PT_BAPI_MSG TYPE BAPIRET2_T. CLEAR: GV_BAPI_ERROR. READ TABLE PT_BAPI_MSG TRANSPORTING NO FIELDS WITH KEY TYPE = 'E'. IF SY-SUBRC = 0. GV_BAPI_ERROR = 'X'. ENDIF. READ TABLE PT_BAPI_MSG TRANSPORTING NO FIELDS WITH KEY TYPE = 'A'. IF SY-SUBRC = 0. GV_BAPI_ERROR = 'X'. ENDIF.ENDFORM. " check_bapi_error
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