业务需要，开发就搞。。。。
EBAN中增强结构：CI_EBANDB
ANAME 类型 UNAME CHAR 用户名
ADATE 类型 AEDAT DATS 更改日期
ATIME 类型 UZEIT TIMS 时间
BNAME 类型 UNAME CHAR 用户名
BDATE 类型 AEDAT DATS 更改日期
BTIME 类型 UZEIT TIMS 时间
二级审批
ME54N的增强：
LMEREQF06
在函数：ME_UPDATE_REQUISITION 前加上
ENHANCEMENT ZME54N_PR. "active version
DATA:LY_EBAN TYPE UEBAN.
DATA:LU_EBAN TYPE UEBAN.
DATA:LV_TABIX TYPE I.
DATA:LT_EKPO TYPE TABLE OF EKPO.
CLEAR:LY_EBAN,LU_EBAN,LV_TABIX,LT_EKPO[].
LOOP AT LT_YEBAN INTO LY_EBAN.
READ TABLE LT_UEBAN INTO LU_EBAN WITH KEY BANFN = LY_EBAN-BANFN BNFPO = LY_EBAN-BNFPO.
IF SY-SUBRC = .
LV_TABIX = SY-TABIX.
IF LY_EBAN-FRGKZ = 'X' AND LU_EBAN-FRGKZ = 'A'."一审
LU_EBAN-ANAME = SY-UNAME.
LU_EBAN-ADATE = SY-DATUM.
LU_EBAN-ATIME = SY-UZEIT.
MODIFY LT_UEBAN FROM LU_EBAN INDEX LV_TABIX.
ENDIF.
IF LY_EBAN-FRGKZ = 'A' AND LU_EBAN-FRGKZ = 'B'."二审
LU_EBAN-BNAME = SY-UNAME.
LU_EBAN-BDATE = SY-DATUM.
LU_EBAN-BTIME = SY-UZEIT.
MODIFY LT_UEBAN FROM LU_EBAN INDEX LV_TABIX.
ENDIF.
* IF LY_EBAN-FRGKZ = 'B' AND LU_EBAN-FRGKZ = 'A'."取消二审
* SELECT * INTO TABLE LT_EKPO FROM EKPO WHERE BANFN = LU_EBAN-BANFN AND BNFPO = LU_EBAN-BNFPO.
* IF SY-SUBRC = 0.
* MESSAGE '已经产生采购订单,不能取消!' TYPE 'E'.
* EXIT.
* ENDIF.
* ENDIF.
ENDIF.
ENDLOOP.
ENDENHANCEMENT.
ME55或者自开发的都是在函数 BAPI_REQUISITION_RELEASE中
开头或者结尾
ENHANCEMENT ZME55_PR. "active version
*DATA:LT_EKPO TYPE TABLE OF EKPO,
* LS_EKPO TYPE EKPO.
*
*SELECT EBELN EBELP INTO CORRESPONDING FIELDS OF TABLE LT_EKPO
* FROM EKPO WHERE BANFN = NUMBER AND BNFPO = ITEM AND LOEKZ <> 'X'.
* IF SY-SUBRC = 0.
* MESSAGE E689(06).
* ENDIF. IF REL_CODE = 'Z1'.
UPDATE EBAN SET ANAME = SY-UNAME
ADATE = SY-DATUM
ATIME = SY-UZEIT
WHERE BANFN = NUMBER
AND BNFPO = ITEM.
COMMIT WORK.
ELSEIF REL_CODE = 'Z2'.
UPDATE EBAN SET BNAME = SY-UNAME
BDATE = SY-DATUM
BTIME = SY-UZEIT
WHERE BANFN = NUMBER
AND BNFPO = ITEM..
COMMIT WORK.
ENDIF. ENDENHANCEMENT.
如果已有审批记录，可通过下面代码批量更新
*****************************************************************
* System : 正业科技 ERP项目
* Module : BC
* Program ID : ZBCR001
* Program : 事业部核算利润表（新）
* Author : 李渊
* Date : 20160510
* Description :
*****************************************************************
* Modified Recorder :
* Date C#NO Author Content
* ----------- ------- ------------------ ---------------
* 修改日期 C票或变更文档ID 修改者 修改内容
REPORT ZBCR001. TYPES : BEGIN OF GS_CDHDR ,
OBJECTCLAS TYPE CDPOS-OBJECTCLAS,
OBJECTID TYPE CDPOS-OBJECTID,
CHANGENR TYPE CDPOS-CHANGENR,
TABNAME TYPE CDPOS-TABNAME,
TABKEY TYPE CDPOS-TABKEY,
FNAME TYPE CDPOS-FNAME,
CHNGIND TYPE CDPOS-CHNGIND,
VALUE_NEW TYPE CDPOS-VALUE_NEW,
VALUE_OLD TYPE CDPOS-VALUE_OLD,
USERNAME TYPE CDHDR-USERNAME,
UDATE TYPE CDHDR-UDATE,
UTIME TYPE CDHDR-UTIME,
END OF GS_CDHDR . TYPES:BEGIN OF GS_EBAN,
BANFN TYPE CDOBJECTV, "EBAN-BANFN,
BNFPO TYPE EBAN-BNFPO,
FRGKZ TYPE EBAN-FRGKZ,
BADAT TYPE EBAN-BADAT,
END OF GS_EBAN. DATA:GT_CDHDR TYPE TABLE OF GS_CDHDR.
DATA:GW_CDHDR TYPE GS_CDHDR.
DATA:GT_EBAN TYPE TABLE OF GS_EBAN,
GW_EBAN TYPE GS_EBAN. SELECT BANFN AS BANFN "TYPE EBAN-BANFN,
BNFPO "TYPE EBAN-BNFPO,
FRGKZ "TYPE EBAN-FRGKZ,
BADAT "TYPE EBAN-BADAT,
INTO CORRESPONDING FIELDS OF TABLE GT_EBAN
FROM EBAN WHERE FRGKZ = 'B'
AND BADAT >= ''
AND BNAME = ''. CHECK GT_EBAN[] IS NOT INITIAL. SELECT
CDPOS~OBJECTCLAS
CDPOS~OBJECTID
CDPOS~CHANGENR
CDPOS~TABNAME
CDPOS~TABKEY
CDPOS~FNAME
CDPOS~CHNGIND
CDPOS~VALUE_NEW
CDPOS~VALUE_OLD
CDHDR~USERNAME
CDHDR~UDATE
CDHDR~UTIME
INTO TABLE GT_CDHDR
FROM CDPOS
INNER JOIN CDHDR
ON CDHDR~OBJECTCLAS = CDPOS~OBJECTCLAS
AND CDHDR~OBJECTID = CDPOS~OBJECTID
AND CDHDR~CHANGENR = CDPOS~CHANGENR
FOR ALL ENTRIES IN GT_EBAN
WHERE CDPOS~OBJECTID = GT_EBAN-BANFN
AND CDPOS~OBJECTCLAS = 'BANF'
AND CDPOS~TABNAME = 'EBAN'
AND CDPOS~FNAME = 'FRGKZ'
AND CDPOS~CHNGIND = 'U'
AND CDPOS~VALUE_NEW = 'B'
AND CDPOS~VALUE_OLD = 'A' .
SORT GT_CDHDR BY UDATE DESCENDING UTIME DESCENDING . LOOP AT GT_EBAN INTO GW_EBAN.
LOOP AT GT_CDHDR INTO GW_CDHDR WHERE OBJECTID = GW_EBAN-BANFN.
IF GW_CDHDR-TABKEY+() = GW_EBAN-BNFPO.
UPDATE EBAN SET BNAME = GW_CDHDR-USERNAME
BDATE = GW_CDHDR-UDATE
BTIME = GW_CDHDR-UTIME.
ENDIF.
ENDLOOP.
ENDLOOP.
酌情修改！！！！