SAP ABAP Function Module CO2O_ACT_SET_ATTRIBUTES (sets all changed attributes and performs checks for an activity) is using

• Class (1)
• Table/Structure Field (172)
• Function Module (30)
• Message Class (1)
• Message Number (2)
• Class Method (1)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Message Class	CN	Network messages