Unreal Engine Issues
Unreal Engine Issues
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Invalid PropertyConnectedMask in layered material instance when base material doesn't use material attributes
UE - Rendering Architecture - MaterialsWhen UMaterialInstanceConstant::UpdateCachedData() updates CachedExpressionData.PropertyConnectedMask for material instances with layers incor...
Shadow Maps performance issue with 5.4 in comparison towards 5.3
UE - Graphics Features - ShadowsShadow depths performance for non-VSM in certain scenes, notably those with rect lights and meshes that are set to movable, went from ~2ms to ...
Getting the Outer (GetOuter()) inside AssetUserData::PostEditChangeOwner added to an instanced actor in a level returns the Outer marked with "Trash"
UE - GameplayWhen you call GetOuter() inside AssetUserData::PostEditChangeOwner, the Outer that is returned, is marked as "Trash". This is because the obje...
Behavior Tree (BT) services added to root nodes call the initial tick twice
UE - AIBehavior Tree (BT) services added to root nodes call the initial tick twice A BT Service with the setting "Call Tick on Search Start" enabled ...
Widget Flickering Observed in RetainerBox with Incorrect LayerId
UE - Editor - UI Systems - UMGSetting the Phase Count of a RetainerBox to 2 or more may cause other widgets within the same UserWidget to flicker. Upon investigation, we f...
Curve Editor: Zoom/Pan in Normalized view constantly adjusting/changing
UE - Anim - Anim in EnginePanning/Zooming in Normalized view is constantly shuffling your view around.. See Attached Video: [Link Removed]...
Chaos Clothing CreateClothActor takes a long time with LODs and Self-Collision
UE - Simulation - PhysicsSpawning an actor with Chaos cloth causes a hitch when LODs or Self-Collision are enabled on the cloth. LODs and Self-Collision seem to compou...
GenerateConvexHullFromPoints incorrect results
UE - Content Tools - Modeling ToolsFGeomTools2D::GenerateConvexHullFromPoints can result in a point cloud that is not convex or doesn't completely cover the full area from the s...
LOD dithered fade-out transition does not work since UE5.4
UE - Rendering ArchitectureWhen DitheredLODTransition is enabled for HierarchicalInstancedStaticMesh, in the previous version (5.1.1), dithering was applied during fade-...
Lyra: OnSpawn player abilities can fail to activate on client in networked sessions
UE - Gameplay - Gameplay Ability SystemA licensee who built their game on top of Lyra has reported that OnSpawn abilities, which is a feature provided by the LyraGameplayAbility bas...