Message Number list used by SAP ABAP Class CL_WRF_REF_MODULE (Reference Module)
SAP ABAP Class CL_WRF_REF_MODULE (Reference Module) is using
# Object Type Object Name Object Description Note
     
1 Message Number  WRF_REF - 020 &4 Material/plant combinations found are not suitable references
2 Message Number  WRF_REF - 021 &4 There is no suitable reference module
3 Message Number  WRF_REF - 028 &4 Reference module &1 is locked by user &2
4 Message Number  WRF_REF - 098 Customizing: Reusability of Reference Modules is deactivated
5 Message Number  WRF_REF - 099 Reference Determination Type '&1' does not allow search for modules