[Critical] prob disappear when playtest session run

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Creative

What Type of Bug are you experiencing?

Assets

Summary

starting from 2 days every time a run playtest session part of the prob in a specifique area will disappear. Stange but seem they take demage from something. This happen only on a specifique area (red course prob). Map is red vs blue and only red part is effected from this issue.

i try to “cut and past” and place again but nothing changed.

Steps to Reproduce

open map, run session wait 5/10 minute. Interface will ask for save asset (missed !!) looking yo Outliner prob become grey with "unloaded) states. locking log say:

[2024.08.04-11.55.26:591][900]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Solid942)
[2024.08.04-11.55.27:024][918]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Solid611)
[2024.08.04-11.55.27:389][930]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Solid1059)
[2024.08.04-11.55.27:696][938]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Solid488)
[2024.08.04-11.55.27:929][939]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course RoofS154)
[2024.08.04-11.55.28:166][940]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Floor 1564)
[2024.08.04-11.55.28:586][958]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Floor 484)
[2024.08.04-11.55.29:301][ 12]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Floor 489)
[2024.08.04-11.55.30:327][103]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course RoofS88)
[2024.08.04-11.55.30:797][126]LogActorLevelEditorSelection: Warning: SelectActor: The requested operation could not be completed because the actor has invalid flags. (Obstacle Course Solid368)
load map, open session wait 5/10 minute … check interface, it’s will ask for save/check-in change … check is to see “deleted asset” look in the map to see “hole” in the floor

Expected Result

Nothing desapper

Observed Result

looking in the play session some prob take demage (residual less then 100%) other totally detroy

Platform(s)

windows

Island Code

9431-3224-8214