SAP ABAP Table ESSR (Service Entry Sheet Header Data) is used by

• Class (26)
• Domain (1)
• ENQU (1)
• Function Module (105)
• Interface (3)
• LDBA (1)
• PINF (1)
• Program (516)
• SOBJ (1)
• Table (17)
• TTYP (2)
• TYPE (3)
• UENO (1)
• View (8)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	PINF	ML_INTERNAL	ML_INTERNAL	ML	APPL	SAP_APPL