I think, it is also related to some other post of mine:
Here is an output example in xxx.ini file.
Correct:
[Minimal_Default:PersistentLevel.Dome_C_1.ProjectorFront Projector]
Wrong:
[Minimal_Default:PersistentLevel.DisplayOut_C_0.HOTRELOADED_Projector_24 Projector]
Wrong:
[Minimal_Default:PersistentLevel.DisplayOut_C_0.TRASH_Projector_43 Projector]
This is very annoying as it makes saving/loading data on a per instance basis kind of impossible.