SAP ABAP Program LK23DF18 (Include LK23DF18) is using

• Data Element (2)
• Table/Structure Field (24)
• Function Module (4)
• Message Class (1)
• Message Number (1)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Message Number	BK - 255	Profitability segment cannot be changed by reposting