Wrong shadows in VirtualTextures after rotations

UE - Rendering Architecture - May 23, 2023

Path Tracing shadow artifacts

UE - Graphics Features - Path Tracer - May 31, 2023

First picture lit is used [Image Removed] Second picture PT is used, this occurs under certain angles of incidence. [Image Removed] ...

Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer

UE - Rendering Architecture - Jun 1, 2023

This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...

String property multiline editing not enabled for local variables in the Blueprint Editor

UE - Gameplay - Blueprint Editor - Jul 21, 2023

The multi line flag is available for class level string properties but not for local properties.  ...

Raw Input plugin fails to process some negative values

UE - Gameplay - Input - Aug 22, 2023

Came from a UDN: [Link Removed] Proposed fix is to change `FRawInputWindows::ParseInputData` to use this logic instead: ``` ... USHORT BitSize = ValueCapsBuffer[iValue].BitSize; LONG SizeMask ...

Looping Gameplay Cues are not removed if GameplayCueNotifyTagCheckOnRemove is true

UE - Gameplay - Gameplay Ability System - Aug 24, 2023

GameplayCues inheriting from GameplayCueNotify_Actor no longer have their Removed functions called when removed via UAbilitySystemComponent::RemoveGameplayCue if GameplayCueNotifyTagCheckOnRemove is ...

Debug information is sometimes missing when compiling with cl-clang

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 24, 2023

Via UDN: As has been discussed previously here and in CL 20055361, debug information is sometimes missing when compiling with Clang. We've pinpointed this to debug information not being emitted fo ...

TSR & WPO - Distortion around mesh edges

UE - Graphics Features - Sep 8, 2023

The background around a mesh moving via WPO is distorted. Mesh is correctly outputting velocities. ...

Crash Duplicating an empty AtlasRow material node

UE - Rendering Architecture - Materials - Nov 29, 2023

This isn't a hard crash, but a "verify(...)" from MaterialExpressions.cpp, line 559. ...

Shadow map z-fighting when using Overlay material

UE - Platform - Mobile - Jan 8, 2024