Maintenance of an enumeration<br/><br/>how to remove a possible value from an enumeration?<br/> - go to Codelist in project browser<br/> - click top see values in codelist<br/> - right click value concerned and select delete<br/><br/><br/>how to (correctly) add a value to an enumeration?<br/> - Open diagram with ENUM concerned<br/> - From IATA toolbox select 'codeListEntry'<br/> - Pull over unto empty space in ENUM and drop<br/> - Name the new value<br/> - Adjust value properties in Property helper (top right of window)<br/>