Message Number list used by SAP ABAP Program RKORJB00 (Report Group Selection)
SAP ABAP Program RKORJB00 (Report Group Selection) is using
# Object Type Object Name Object Description Note
     
1 Message Number  KB - 503 You cannot output the report. You must first make a selection
2 Message Number  KB - 504 Enter the job name and variant
3 Message Number  KB - 505 Enter either a name, a blank, or an asterisk (*)
4 Message Number  KB - 513 No report groups have been selected
5 Message Number  KN - 043 Report & does not exist