After DX SaaS Update, accessing the "APM Management Modules" page is empty
DX SaaS EM 25.10 and onwards, 26.*
The management module page was reworked from 25.10 and the URL was changed from /digital-oi/settings/apm-
1) If you have previously marked the management module page as favorite : unfavorite and favorite again.
2) If you are navigating to the management modules page and still see the issue, it could be a browser cache issue: clear your browser cache or use an incognito window.