SAP ABAP Function Module MS_GENERATE_MAPKEY (Generation of a key for external mapping) is using

• Data Element (4)
• Table/Structure Field (23)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table	ESLH	Service Package Header Data
2	Table	ESLL	Lines of Service Package
3	Table	MSUPDAP	Structure: Internal Table for Package Lines
4	Table	UESLH	Change Document Structure; Generated by RSSCD000