SAP ABAP Program LK23EF09 (Messages/Ranges/checks) is using

• Data Element (1)
• Table/Structure Field (28)
• Function Module (9)
• Message Class (1)
• Message Number (2)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	COBK - STFLG	Identifier for reversal document
2	Table/Structure Field	COBK - STOKZ	Indicator: Document Has Been Reversed
3	Table/Structure Field	COBK - VRGNG	CO Business Transaction
4	Table/Structure Field	COBK - ORGVG	Original CO business transaction
5	Table/Structure Field	COBK_KEY - BELNR	Document Number
6	Table/Structure Field	COBK_KEY - KOKRS	Controlling Area
7	Table/Structure Field	COBK_ONLY - ORGVG	Original CO business transaction
8	Table/Structure Field	COBK_ONLY - STFLG	Identifier for reversal document
9	Table/Structure Field	COBK_ONLY - STOKZ	Indicator: Document Has Been Reversed
10	Table/Structure Field	COEP - BELNR	Document Number
11	Table/Structure Field	COEP - BUZEI	Posting row
12	Table/Structure Field	COEP - KOKRS	Controlling Area
13	Table/Structure Field	COEP - OBJNR	Object number
14	Table/Structure Field	COEP - VRGNG	CO Business Transaction
15	Table/Structure Field	COEP_KEY - BELNR	Document Number
16	Table/Structure Field	COEP_KEY - KOKRS	Controlling Area
17	Table/Structure Field	COEP_KEY - BUZEI	Posting row
18	Table/Structure Field	COEP_ONLY - OBJNR	Object number
19	Table/Structure Field	COEP_ONLY - VRGNG	CO Business Transaction
20	Table/Structure Field	IONR - OBART	Object Type
21	Table/Structure Field	IONRA - OBART	Object Type
22	Table/Structure Field	MESG - ARBGB	Application Area
23	Table/Structure Field	MESG - MSGTY	Message type (E, I, W, ...)
24	Table/Structure Field	MESG - ZEILE	Line number
25	Table/Structure Field	SYST - BATCH	ABAP System Field: Background Processing Active
26	Table/Structure Field	SYST - MSGNO	ABAP System Field: Message Number
27	Table/Structure Field	SYST - MSGTY	ABAP System Field: Message Type
28	Table/Structure Field	SYST - TABIX	ABAP System Field: Row Index of Internal Tables