GAS: Ability that destroys owning actor on activate causes crashes due to ABILITYLIST_SCOPE_LOCK

UE - Gameplay - Gameplay Ability System - Oct 31, 2023

A GameplayAbility that destroys its owning actor inside ActivateAbility() causes a crash, because actor destruction will modify the ability list but ActivateAbility() is called within an ABILITYLIST ...

Unreal Insights - GPU Timers don't show on Graph

UE - Foundation - Insights - Oct 27, 2023

From Customer: UE 5.3 update broke Unreal Insights adding GPU timers into graph tracks. Debugging the code and cross checking with github/p4v I guess it broke in this revision: Timer graphs no ...

Exiting PIE after ejecting from pawn and opening a level sequence will crash the editor

UE - Editor - Workflow Systems - Oct 26, 2023

Editor crashes after ejecting from pawn and opening a sequence when ending PIE ...

Check hit in FNetworkObjectList::MarkActiveInternal for dormant actor after seamless travel

UE - Networking - Nov 15, 2023

When seamlessly traveling, FNetworkObjectList will have its data cleared. However, because FNetworkObjectList::Reset is called before FNetworkObjectList::ResetDormancyState, AllNetworkObjects will b ...

Error using Panoramic Capture Plugin with an absolute path

Media Framework - Nov 17, 2023

When using the Panoramic Capture Plugin to render 360-degree images, it is possible to specify the output directory of the generated files. This can be any absolute path, or any relative path starti ...

Ensure in GatherSubobjectData

UE - Gameplay - Nov 27, 2023

An ensure in GatherSubobjectData is being hit under certain inheritance conditions. This appears to be similar and potentially related to [Link Removed] and the fix at CL 16377852. Stepping through ...

Some post-processing passes sample outside of the viewport when using scene capture components

UE - Graphics Features - Nov 29, 2023

It looks like the SSAO shader does not clamp its sample space to the half view size for the two inputs "Ambient Occlusion" and "AmbientOcclusionSetup", leading to invalid data entering the edge of f ...

HLOD Build crashing when building nanite for mesh with 2 material having the same parameters

UE - World Creation - Worldbuilding Tools - HLOD - Dec 2, 2023

From Licensee: Catching the exception with debugger allowed us to find a list of materials on the hlod mesh on which the error occured and we were then able to link it to one of our meshes causing ...

Renaming actors between levels during PIE causes issues

UE - World Creation - Worldbuilding Tools - OFPA - Dec 4, 2023

When renaming actors during PIE the actor generates a new, non memory/temporary, actor package underneath the PIE world- this is then causing checks in EnumerateMemoryAssetsHelper (in AssetRegistry. ...

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 ...