Dirty Actors in WP lose their actor folder in the outliner (and cause warnings) on PIE

UE - World Creation - Worldbuilding Tools - World Partition - Mar 20, 2023

From Licensee: You can reproduce this in stock by doing the following:Make a new 5.1 project with a new WP map (it can be empty)Put some actors in some folders in the outliner and save them/reload ...

[AI] Destroying an actor while using pooled actors with MassActorSpawnerSubsystem causes a nullptr exception crash

UE - AI - Mass - Mar 19, 2023

If an actor that is used in the pooled actor list of UMassActorSpawnerSubsystem is destroyed, it causes a nullptr exception in UMassActorSpawnerSubsystem::SpawnOrRetrieveFromPool. The subsystem atte ...

Crash when Copy/Pasting from Older UE Versions

UE - Editor - Framework - Mar 17, 2023

When copy/pasting scene objects from older Unreal versions into Unreal 5.1, the editor will crash. ...

Raytraced translucency makes ExpHeightFog black

UE - Graphics Features - Mar 17, 2023

Does not occur in path tracing nor rasterized translucency. ...

Unable to save a map file when editing a LevelInstance by placing multiple LevelInstances on a PersistentLevel

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 17, 2023

Can not save the map file, if trying to edit a LevelInstance in a PersistentLevel where multiple LevelInstances are placed. The workaround is to open and edit the LevelInstance as PersistentLevel.  ...

Game feature plugins do not unregister absolute scan paths on removal

UE - Gameplay - Mar 16, 2023

The GameFeatureData asset used by the game features subsystem supports defining extra paths to scan for asset manager assets specific to that plugin. Originally this system only supported relative p ...

GameplayAbilities can only be triggered by Events OR Directly (not both)

UE - Gameplay - Gameplay Ability System - Mar 16, 2023

AutoCreateRefTerm pin type isn't preserved

UE - Gameplay - Blueprint Compiler - Mar 14, 2023

The use of AutoCreateRefTerm will dynamically change the return type of this function. However, it appears that we lose this type information after node expansion. If you view enable developer artif ...

Source Textures used with a Rect Light are blurry and diffused

UE - Graphics Features - Mar 14, 2023

This is a regression from 5.0.3 tested in the following streams:BranchChange ListResults//UE5/Release-5.020979098Did not reproduce//UE5/Release-5.123901901Reproduced//UE5/Release-5.224608918Reproduc ...