SAP ABAP Message Number SY - 407 (SY) is used by

• Class (1)
• Function Module (4)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	SYSTEM_DBG_ST_DEL_BREAKPOINT	Delete Simple Transformation Breakpoint	SABP_DEBUG	BASIS	SAP_BASIS
2	Function Module	SYSTEM_DBG_ST_SET_BREAKPOINT	Set Simple Transformation Breakpoint	SABP_DEBUG	BASIS	SAP_BASIS
3	Function Module	SYSTEM_DEBUG_SET_BREAKPOINTS	Set breakpoints (see also SYSTEM_DEBUG_BREAKPOINTS)	SABP_DEBUG	BASIS	SAP_BASIS
4	Function Module	SYSTEM_DEBUG_UPDT_BREAKPOINTS	Update Breakpoints: Sync of user- and session BPs	SABP_DEBUG	BASIS	SAP_BASIS