Submix Settings on Submix Send Settings cannot be updated at runtime in SubmixSendVolumeComponent

UE - Audio - Apr 24, 2023

Source: UDN ticket Stepping through, when SetSubmixSendSettings() is called on the SubmixSendVolumeComponent, the SubmixSendSettings on the Component initially get changed before the NotifyDataChan ...

Fast Track icon is not displayed when variables is not connected to the AnimGraph

UE - Anim - Runtime - Anim Blueprints - Apr 24, 2023

The Fast Track icon is not displayed when there are no variables connected to the AnimGraph. This issue was not present in UE4. ...

Missing BP/Python functionality to set a viewport OCIO configuration.

UE - Virtual Production - Rendering - Color - Apr 20, 2023

Multiple vendor's asked if there could be a way to programmatically set the created OCIO config for a viewport and select the source/dest settings as well and enable/disable the config.  The curren ...

Investigate render flush at SkeletalMeshComponent InitLODInfos

UE - Anim - Rigging - Apr 19, 2023

From UDN : we are spawning a number of characters at the same time during the game, and seeing a major framerate hitch when we do so. After the characters have been spawned, we use SetSkinnedAssetA ...

Subsurface shading model is broken when ray traced shadows are used in 5.1+

UE - Graphics Features - Ray Tracing - Apr 19, 2023

Volumetric fog rendering gets cut off at the apex for some spot lights when viewed from certain angles

UE - Rendering Architecture - Apr 19, 2023

Fix is found in licensee’s pull request:https://github.com/EpicGames/UnrealEngine/pull/10333/files ...

AbilityTask_PlayMontage will 'zombie' if Interrupted during BlendOut

UE - Gameplay - Gameplay Ability System - Apr 14, 2023

User reports: I've noticed a bug with PlayMontageAndWait There are 4 possible triggers when a Montage completes:OnCompletedOnBlendOutOnInterruptedOnCancelled Once OnBlendout has been triggere ...

Old property values can be applied when updating an unmapped reference in custom NetSerialize struct

UE - Networking - Apr 13, 2023

This seems to be caused by the following:The struct, which has an actor reference property as well as some other properties, implements its own NetSerialize function.When the actor reference propert ...

Editing a specific LOD and then using Remesh causes geometry to disappear

UE - Graphics Tools - Modeling Tools - Apr 13, 2023

from licensee:"Expected behavior: The LOD selected to be edited should be saved correctly, allowing different remesh results to be saved as different LODs of the same mesh, _i.e. remesh with 1 cm t ...

Crash on IOS with spotlight shadow

UE - Platform - Mobile - Apr 13, 2023