There is no obvious way to disable Auto Exposure in a post process volume

UE - Graphics Features - Jan 31, 2022

There is no easy way to disable auto-exposure on a per-component basis.  This is a big source of confusion for people new to Unreal.  The work around is to set Min and Max Brightness to 1 or set to ...

Skeletal Mesh does not deform as expected when Metal Desktop Renderer is ON

UE - Rendering Architecture - RHI - Apr 20, 2022

When using the provided UI to test the skeletal mesh morph, it doesn't work while using Metal Desktop Renderer. It works as expected when Metal Mobile Renderer is enabled instead. Working on repro ...

FPS drop (present time increase) when moving the editor windows to secondary screens

UE - Rendering Architecture - RHI - Apr 29, 2022

The licensee has mentioned that they also see an FPS drop without a second monitor, so this can happen just by separating windows out on the same screen. ...

Live Coding doesn't auto-compile upon reopening a project

UE - Foundation - Cpp Tools - Live Coding - Apr 20, 2022

When creating a C++ class and compiling utilizing Live Code, upon creating a blueprint class utilizing that C++ class as it's parent and restarting the editor, the blueprint class loses it's parent ...

Roughness map detail is lost in shadowed areas with Lumen enabled

UE - Graphics Features - Lumen - May 3, 2022

Runtime Virtual Texture samples at low precision for very large volumes

UE - Graphics Features - May 31, 2022

When using a runtime virtual texture with a resolution of greater than 2^24 we can start to see a lack of precision in sampling when the sampling UVs get closer to 1. To see this we need to be usin ...

Can not affect "r.SetRes" command in editor new window

UE - Foundation - Core - Jul 11, 2022

When playing in "New Editor Window" mode, entering the r.setres command does not change the screen size. This worked in UE4.27, but no longer works in UE5.0. ...

Buoyancy is broken in UE5: even BP with Cube SM component (mass is 1kg) and default Buoyancy Component with one default Pontoon falls on bottom of lake

UE - Simulation - Physics - Jul 26, 2021

Shorter steps:Steps 1-8 from Steps to reproduce (create level with water body)Find BP_BuoyancyExample in Content Browser (Engine>Plugins>Water Content>Blueprints)Place BP_BuoyancyExample above the w ...

Editor lighting components not displaying correctly with diffuse off with lumen enabled

UE - Graphics Features - Lumen - Feb 2, 2022

Licensee note: "I haven’t tested with Ray tracing. I currently have lumen enable and it’s occurring there." ...

[CrashReport]UnrealEditor-Bridge!void TSparseArray<TSetElement<TTuple<FString,AStaticMeshActor *> >,TSparseArrayAllocator<TSizedDefaultAllocator<32>,FDefaultBitArrayAllocator> >::Empty(int) [SparseArray.h:366]

Quixel - Mar 14, 2022

Generated from CrashReporter Error Message: Assertion failed: IsValid() [File:D:\build\++UE5\Sync\LocalInstall\Engine\Source\Runtime\Core\Public\Templates\SharedPointer.h] [Line: 1008] ...