In a packaged game or standalone, if you change map with DFAO enabled the previous DFAO will still be visible. This does not occur in PIE.
Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4613538, 4.22 CL# 4631879
The DFAO from the previous level where the sphere mesh was placed will still be present
Only the current levels DFAO would be present.
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-67215 in the post.