SAP ABAP Program WSTN10F02 (form check_editability) is using

• Class (1)
• Data Element (3)
• Table/Structure Field (17)
• Function Module (6)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	LMESS	Internal table for messages
2	Table	MARA	General Material Data
3	Table	WSTN_VAR_IDX	Variants indexed by char. values (Position on the matrix)