SAP ABAP Message Number IH - 020 (IH) is used by

• Class (1)
• Function Module (5)
• Program (4)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_EAM_HIERARCHY_READ Method: READ_FLOC	Read hierarchy for technical objects	ILOM	APPL	SAP_APPL