Message Number list used by SAP ABAP Program LCLFMF4R (OK_STCL)
SAP ABAP Program LCLFMF4R (OK_STCL) is using
# Object Type Object Name Object Description Note
     
1 Message Number  CL - 501 Place the cursor on a valid line
2 Message Number  CL - 520 Only one class can be selected as a standard class
3 Message Number  CL - 564 Change with change number not allowed on the date you entered