Message Number list used by SAP ABAP Class CL_RMPS_MAIL_POST (Handler for sending incoming post item by e-mail)
SAP ABAP Class CL_RMPS_MAIL_POST (Handler for sending incoming post item by e-mail) is using
# Object Type Object Name Object Description Note
     
1 Message Number  RMPS_OPERATION - 018 Sending incoming post item &1