SAP ABAP Function Module SH_EXIT_MSGTY_CUS (Customize Messages: Get valid message types!) is using

• Table/Structure Field (18)
• Function Module (1)
• Message Class (1)
• Message Number (1)
• Table (8)
• View (1)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	DDSHF4CTRL - SORTOFF	Flag if sorting is required
2	Table/Structure Field	DDSHF4CTRL - STEP	Current step in the F4 process
3	Table/Structure Field	DDSHF4CTRL - CUSTTAB	Table name for jump to Customizing
4	Table/Structure Field	DDSHSELOPT - LOW	'Generic' SELECT-OPTION for Dynamic Selections
5	Table/Structure Field	DDSHSELOPT - OPTION	ABAP: Selection option (EQ/BT/CP/...)
6	Table/Structure Field	DDSHSELOPT - SHLPFIELD	Name of a search help parameter
7	Table/Structure Field	DDSHSELOPT - SIGN	ABAP: ID: I/E (include/exclude values)
8	Table/Structure Field	SHLP_DESCR - SELOPT	SHLP_DESCR-SELOPT
9	Table/Structure Field	SYST - INDEX	ABAP System Field: Loop Index
10	Table/Structure Field	T100C - ARBGB	Application Area
11	Table/Structure Field	T100C - MSGTS	Active message type
12	Table/Structure Field	T100C - MSGNR	Message number
13	Table/Structure Field	T100S - ARBGB	Application Area
14	Table/Structure Field	T100S - MSGNR	Message number
15	Table/Structure Field	T100S - MSGTA	Allowed message types
16	Table/Structure Field	T100S - XIGNO	Switch off message?
17	Table/Structure Field	V_T100C_AA - ARBGB	Application Area
18	Table/Structure Field	V_T100C_AA - MSGNR	Message number