Debug Console output remains on screen after closing VR Preview if "Debug in stereo layer' is enabled

UE - Platform - XR - Jan 23, 2018

Affects VR Preview in Editor Reproduced in 4.18.3 CL 3832480 and 4.19 P1 CL 3837072 ...

GamePad input commands for multiplayer all send to player 1

UE - Gameplay - Input - Nov 20, 2014

When setup for multiplayer, all players are able to move around and control the camera with the analog sticks but button presses of all controllers only affect player 1. ...

Event On Landed does not receive surface type or physical material information

UE - Gameplay - Nov 9, 2016

Event On Landed does not receive surface type or physical material information from the Hit pin. Regression (no) issue (does) occur in 4.12.5 ...

Skeletal meshes are not simulating physics

UE - Simulation - Physics - Feb 6, 2017

Skeletal meshes do not simulate physics when playing in viewport. They are not affected by gravity, nor do they ragdoll. This doesn't occur in UE4/Main. This occurs with Immediate Mode Physics of ...

[CrashReport] UE4Editor-MetalRHI.dylib!FMetalVertexBuffer::FMetalVertexBuffer()

UE - Graphics Features - Jul 25, 2017

This is a common Mac crash that has affected users since at least 4.14. Unfortunately users have not provided any descriptions of their actions when the crash occurred. ...

Data Tables can no longer import numeric enum values

Tools - Nov 1, 2017

Some changes to UEnumProperty::ImportText_Internal prevent this importing the stringified number (which is a float) as an enum value. This affects the JSON importer, and maybe the CSV one too. ...

Property Coloration isn't supported for Nanite

UE - Graphics Features - Nanite - Sep 11, 2023

Property Coloration View Mode is not supported by Nanite. (Left cube is Nanite and isn't affected by the Property Coloration view mode) [Image Removed] ...

Adding Images: The image header is unrecognized

RC - Editor - Feb 14, 2025

This issue occurs only on Windows 11 24H2, but it affects all RealityCapture versions on this OS. It is allso not possible to open the images with the Windows Photos App.  ...

Changing the “DistanceField Trace Distance” requires rebuilding the lightmaps

UE - Graphics Features - Feb 18, 2025

Changing the “DistanceField Trace Distance” requires rebuilding the lightmaps even though the valu never affect light baking process in Lightmass. ...

Using TInlineAllocator with a large number in TArray that is in an AActor class will cause child Blueprint class to call an assert while parent class will not

UE - Foundation - Core - Jul 22, 2016

If a TArray has a TInlineAllocator with a large number and the class is used with a child Blueprint, the editor will throw an assert. If the base C++ Class is used instead of the Blueprint, the asse ...