Edit an Activity Offering on the Activity Offering Maintenance page
e.g. term: 20122, course: ENGL103, ao_code: I
go to Manage Course Offerings, lookup Course Offering, and then select edit for the activity offering -
submit the the edit page (actually no editing is necessary to reproduce this)
After submit, the view of the Activity Offering Maintenance should be read-only, in fact the 'Revise' link under the Delivery Logistics is enabled.