It is possible to activate the journal feature (logging of all property value changes) for any MetaProperty of an existing MetaClass.
- Open the MetaClass in the Classification View
- Select the MetaProperty you want to activate the Journal feature for
- Select the Checkbox "Changelog active" in the details of the right hand RelationData editor.
- Save the MetaClass
Now the logging of all value changes for the selected property is activated. It is possible to turn off this feature by again removing the check at "changelog active".