Actors created during PIE are not shown with the "All Objects" filter in Statistics window.
Licensee also reports Texture Stats not working with "Selected Actors" filter during PIE
1. Create a Class with a Static Mesh
2. In level Blueprint: Spawn class on Begin Play
3. Open Statistics Window (Window -> Statistics)
4. Play In Editor, Refresh Statistics Window, Observe no Change
5. Choose "Selected Objects" in Statistics Window Dropdown
6. Select Spawned Object in World Outliner - Information about object(s) is shown
Expected: Spawned object info is shown with "All Objects" filter
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-56128 in the post.