Known issue - Can't add My workspace org app items to the org app
You can create org app items in My workspace, but can't add them to the org app.
Status: Open
Product Experience: Power BI
Symptoms
You experience issues when working with Fabric org apps in My workspace. When trying to add items to the org app, you either can't see them or the item picker doesn't load.
Solutions and workarounds
To work around the issue, don't create org apps in My workspace. Instead, create org apps in shared workspaces only. If you do create an org app in My workspace, use links only.