SAP ABAP Message Number BK - 259 (BK) is used by

• Function Module (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	K40C_CO_ACTUAL_POSTING	Check, create and post CO document	KIMB	APPL	SAP_FIN
2	Function Module	K40C_CO_ACTUAL_POSTING_CHECK	Check, create and final-check CO document	KIMB	APPL	SAP_FIN