SAP ABAP Program LEXECUTE_PRESELECT_STEPTOP (LEXECUTE_PRESELECT_STEPTOP) is using

• Class (5)
• Class Method (4)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_CNV_MBT_PIFD_INTERFACE	PIFD Parameter Container Class
2	Class	CL_CNV_MBT_PIFD_VARIANT	PIFD concrete Variant of an Interface
3	Class	CL_CNV_MBT_PROCESS_ELEMENT	Abstract class for process element
4	Class	CL_LTR_ANY	.
5	Class	CX_CNV_MBT_PROCESS_DEFINITION	Exceptions related to Process Definition