SAP ABAP Program LK23EF01 (first forms for selecting) is using

• Class (1)
• Table/Structure Field (25)
• Message Class (1)
• Message Number (2)
• Class Method (1)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	COBK - ORGVG	Original CO business transaction
2	Table/Structure Field	COBK - STFLG	Identifier for reversal document
3	Table/Structure Field	COBK - STOKZ	Indicator: Document Has Been Reversed
4	Table/Structure Field	COBK - VRGNG	CO Business Transaction
5	Table/Structure Field	COBK - KOKRS	Controlling Area
6	Table/Structure Field	COBK_ONLY - ORGVG	Original CO business transaction
7	Table/Structure Field	COBK_ONLY - STFLG	Identifier for reversal document
8	Table/Structure Field	COBK_ONLY - STOKZ	Indicator: Document Has Been Reversed
9	Table/Structure Field	COEP - BEKNZ	Debit/credit indicator
10	Table/Structure Field	COEP - OBJNR	Object number
11	Table/Structure Field	COEP - VRGNG	CO Business Transaction
12	Table/Structure Field	COEP_ONLY - OBJNR	Object number
13	Table/Structure Field	COEP_ONLY - VRGNG	CO Business Transaction
14	Table/Structure Field	COEP_ONLY - BEKNZ	Debit/credit indicator
15	Table/Structure Field	COSEL - FIELD	Field Name
16	Table/Structure Field	IONR - OBART	Object Type
17	Table/Structure Field	IONRA - OBART	Object Type
18	Table/Structure Field	KALC_VALSD - BUDGET_PD	FM: Budget Period
19	Table/Structure Field	KALC_VALSD - FKBER	Functional Area
20	Table/Structure Field	KALC_VALSD - GEBER	Fund
21	Table/Structure Field	KALC_VALSD - GRANT_NBR	Grant
22	Table/Structure Field	SYST - BATCH	ABAP System Field: Background Processing Active
23	Table/Structure Field	SYST - MSGID	ABAP System Field: Message ID
24	Table/Structure Field	SYST - MSGNO	ABAP System Field: Message Number
25	Table/Structure Field	SYST - MSGTY	ABAP System Field: Message Type