Function Module list used by SAP ABAP Class CL_GRFN_PLANNER_WD (Planner UI class)
SAP ABAP Class CL_GRFN_PLANNER_WD (Planner UI class) is using
# Object Type Object Name Object Description Note
     
1 Function Module  GRPC_API_TIMEFRAME_QUERY to get the list of the users from the system