This message occurs if you are not using the latest Arabic design-time Xtension.
➢To determine for which versions of QuarkXPress the Arabic UI support is installed, you can go to the UI tab of the QuarkXPress page of the preferences.
Solution
1.close Q++Studio
2.launch Q++Studio as Administrator
3.go to the Tools => Install/Update Arabic UI Support menu sequence.
4.close Q++Studio
5.re-launch Q++Studio normally (ie. not as administrator).
Topic 180420, last updated on 18-Mar-2023