FRotator::SetClosestToMe(FRotator) Doesn't Set The Correct Value

UE - Foundation - Core - Dec 10, 2019

FRotator::SetClosestToMe(FRotator) doesn't set the correct value. Attached are files with the demonstrative code. Found in 4.23.1 CL#9631420 Reproduced in 4.24 Preview 4 CL#10570792, 4.25 CL#10520 ...

Materials Are Brighter in 4.24 and 4.25

UE - Graphics Features - Dec 24, 2019

Materials are brighter in 4.24 and 4.25 than they were in 4.23. I created the same basic material in 4.23, 4.24, and 4.25 and the 4.23 iteration was slightly darker. Found in 4.24.1 CL#10756747 Rep ...

Oculus Touch Menu Button Input Not Received When Set In Action Mapping

UE - Platform - XR - Mar 9, 2020

The left menu button on Oculus Touch doesn't have it's input received when it is assigned to an action mapping. This looks like it stopped working after SteamVR was integrated into the engine. Foun ...

Landscape Component LODBias parameter is broken

UE - LD & Modeling - Terrain - Landscape - Apr 27, 2020

HLOD dialog is reporting a fatal error while trying to build HLODs

UE - World Creation - Worldbuilding Tools - HLOD - May 11, 2022

Does not reproduce in //UE5/Main CL 20075312 HLOD dialog is reporting a fatal error while trying to build HLODs in a level with a particular blueprint the user created. HLODs build with out the blu ...

OnComponentHit Event is not triggered when hit by a spawned actor with simulate physics enabled for WheeledVehiclePawn with BoxCollison

UE - Simulation - Physics - Feb 20, 2023

BoxCollison's OnComponentHit event is not triggered when BoxCollison hits a spawned actor with simulate physics enabled. The event is triggered if the same actor has been placed in the level beforeh ...

Eyeball appears opaque on project launch

UE - Graphics Features - Feb 21, 2023

Math expression nodes should use CommutativeAssociativeBinaryOperator when applicable

UE - Framework - Blueprint Compiler - Mar 27, 2023

Read-only nodes used in math expression should use CommutativeAssociativeBinaryOperator when appropriate. Even though these nodes can't be modified, there is the occasional need to copy these nodes ...

Material previews in the content browser display the default material checkerboard

UE - Rendering Architecture - Materials - Nov 16, 2023

Occasionally material and material functions previews in the content browser are displayed with the default material checkerboard, perhaps due to shaders not being compiled. UDN users are also expe ...