GAS: FGameplayAbilitySpecHandle lacks invokable serialize function

UE - Gameplay - Gameplay Ability System - Dec 15, 2023

FGameplayAbilitySpecHandle is a struct that can be replicated by-design to identify a granted GameplayAbility in server-client communication. This works fine with default struct replication using FR ...

FColorSpaceTransform Crash on Linux due to misalignment

UE - Virtual Production - Rendering - Color - Dec 15, 2023

FLinearColor FColorSpaceTransform::Apply(const FLinearColor& Color) crashes while attempting to VectorLoadAligned() when running the UnrealEditor on Ubuntu 22.04. ...

Nanite custom depth rendering is missing support for r.CustomDepthTemporalAAJitter=0

UE - Graphics Features - Nanite - Dec 14, 2023

Nanite custom depth rendering doesn't "de-jitter" the view parameters for custom depth rendering when r.CustomDepthTemporalAAJitter is set to 0. This was discovered by a licensee and reported via U ...

Crash on paste of subcategory in the details panel

UE - Editor - Workflow Systems - Dec 14, 2023

checkSlow hit when using array with replication condition in Iris

UE - Networking - Iris - Dec 12, 2023

For arrays, FPropertyReplicationStateDescriptorBuilder::IsSupportedProperty will set the FMemberProperty's ChangeMaskBits to "1U + FPropertyReplicationState::TArrayElementChangeMaskBits". If the arr ...

Anim Sequence editor no longer displays track names

UE - Anim - Runtime - Dec 7, 2023

Looks like this was broken during the anim data model refactor.  The data exists on the data model now so we can probably display this via a details customization ...

Mesh Space Additive behave differently for non-animated bones and extra bones on a target skeleton

UE - Anim - Runtime - Dec 6, 2023

Typically, non-animated bones behave the same way as extra bones on a target skeleton. However, it appears that this isn't the case for mesh space additive sequences. When a bone is present on th ...

Using GameCenter from iOS15 onwards requires a plist entitlement key

UE - Platform - Apple - Dec 6, 2023

Apple added a new Entitlement plist value starting with iOS15 to allow connecting with GameCenter.  It's a boolean value with the key: com.apple.developer.game-center Without it, the app can not co ...

Light function broken on AMD GPUs

UE - Rendering Architecture - Dec 6, 2023

The licensee reported this happening on the following cards with the latest driver versions: ● RX 6600 ● RX 5700 The Licensee reported it did not happen on these cards: ● RX 580 ● Non-AMD cards Our ...

"Right-click -> Set Current Preview Mesh" option does not exist for Montages.

UE - Anim - Gameplay - Dec 6, 2023

Related UDN: [Link Removed] ...