Message Number list used by SAP ABAP Function Module SWW_WI_REJECT (Reject Work Item (Only Type W))
SAP ABAP Function Module SWW_WI_REJECT (Reject Work Item (Only Type W)) is using
# Object Type Object Name Object Description Note
     
1 Message Number  WL - 830 Work item &: Method & not allowed for type &
2 Message Number  WL - 853 Work item &: Rejection not allowed