Message Number list used by SAP ABAP Class CL_OO_CLASS_SECTION_SOURCE (Section Source Object)
SAP ABAP Class CL_OO_CLASS_SECTION_SOURCE (Section Source Object) is using
# Object Type Object Name Object Description Note
     
1 Message Number  OO - 423 Changing ABAP Managed Stored Procedures is not supported in SAP GUI
2 Message Number  OO - 423 Changing ABAP Managed Stored Procedures is not supported in SAP GUI