Create 2 new courses source and destination for the importation In each course, go in the course grade settings and modify the "Grade display type" element to something different than the default. Click to save changes. In the source course, create an assignment activity. Process the importation from source course to destination course. You should see that the importation is successful and that the "Grade display type" of the destination course is the same as before (Before the patch you would see a database error) Create 2 new courses source and destination for another importation Do the same operations as before but without modifying the "Grade display type" of the destination course. You should see that the importation is successful and that the "Grade display type" of the destination course is the one from the source course