Message Class list used by SAP ABAP Function Module CO2O_ACT_SET_ACTUAL_DATES (sets the actual dates and time of an activity)
SAP ABAP Function Module CO2O_ACT_SET_ACTUAL_DATES (sets the actual dates and time of an activity) is using
# Object Type Object Name Object Description Note
     
1 Message Class  CN Network messages
2 Message Class  RU Messages for order completion confirmation