SAP ABAP Message Class W8 (Workflow: Expressions, data flow) is used by

• Class (7)
• Function Module (31)
• PINF (3)
• Program (53)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_SWF_BND_GRID_CONTROL Method: F4_HELP_HANDLER	Data flow control for one direction	SWF_BND	BASIS	SAP_BASIS
2	Class	CL_SWF_BND_GRID_CONTROL Method: DROP_FROM_TREE_HANDLER	Data flow control for one direction	SWF_BND	BASIS	SAP_BASIS
3	Class	CL_SWF_BND_GRID_CONTROL Method: NEW_BINDING_HANDLER	Data flow control for one direction	SWF_BND	BASIS	SAP_BASIS
4	Class	CL_SWF_RUN_WIM_PERS_BADI_SHMTR Method: IF_SHM_TRACE~DISPLAY_TRACE	Workflow: BAdI Manager for publish WI updates SHM trace	SWW	BASIS	SAP_BASIS
5	Class	CL_SWF_RUN_WIM_PERS_BADI_SHMTR Method: IF_SHM_TRACE_ACTIVATION~SET_STATUS	Workflow: BAdI Manager for publish WI updates SHM trace	SWW	BASIS	SAP_BASIS
6	Class	CL_SWF_RUN_WIM_PERS_BADI_SHMTR Method: IF_SHM_TRACE~DELETE_TRACE_TABLE	Workflow: BAdI Manager for publish WI updates SHM trace	SWW	BASIS	SAP_BASIS
7	Class	CL_WLF_MESSAGE_SERVICES	Services for Messages	WZRE	APPL	SAP_APPL