SAP ABAP Message Number LOP - 143 (LOP) is used by

• Class (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_LOP_STD_FIELD_CHECK Method: IF_LOP_LIST_ITEM~CHECK_FIELD_SINGLE	Field Check: Standard Fields	LOOP	APPL	SAP_APPL