Open street map building don't cast shadows in raster mode

TM - Rendering - Feb 14, 2025

Reproducible with cascaded and virtual shadow maps. Seems to be a regression from 2024.1.2. All TM 2025.x version have this issue. [Image Removed] ...

Child Animation Blueprints Do Not Get Recompiled Correctly

UE - Gameplay - Jan 7, 2020

The child of an animation blueprint is not properly recompiled when the it's parent is compiled. Found in 4.24.1 CL#10757647 ...

Depth Fade Particles are not rendered on iOS when Mobile HDR disabled

UE - Graphics Features - May 7, 2015

Depth Fade and Fresnel inputs in a Particle's Material will result in the particle not rendering unless Mobile HDR is checked true on an iOS device. Also Reproduced in Main Promotable-CL-2535351 S ...

Cloth meshes in Content Examples spinning incorrectly.

UE - Simulation - Physics - Character - Jan 25, 2017

In the Cloth level in Content Examples, the cloth meshes at display 1.6 (Self Collision) are spinning and are being lifted into the air. This isn't consistent with the same assets in //UE4/Main. ...

Particles Don't Use Velocity "In World Space" Properly

UE - Graphics Features - Mar 17, 2017

The particle system has its initial velocity and its velocity/life in world space. It is expected that the particle's orientation won't influence the particle's velocity. That isn't the case though ...

Attaching a removed Actor in Sequencer causes a crash

UE - Anim - Sequencer - Jan 6, 2020

This is a regression from 4.23.1 (CL-9631420) where Sequencer just displayed the re-attached binding in yellow text instead of crashing. The user suggests that the deleted actor should be removed fr ...

Editor Crashes On Startup After Enabling Light Propagation Volume (LPV) With Forward Shading

UE - Graphics Features - Feb 20, 2017

After enabling Forward Shading that project can no longer operate while "r.LightPropagationVolume = 1" since it will crash immediately. ...

Light function materials using WorldPosition do not render correctly to volumetric fog if there is more than one

UE - Graphics Features - Mar 27, 2023

There is a one-line fix for this in a shader file, see their PR on GitHub:https://github.com/EpicGames/UnrealEngine/pull/10251/files ...

Xcode 8 Beta Toolchain Breaks InfiltratorDemo on AMD On 10.11.6

UE - Platform - Apple - Jul 27, 2016

InfiltratorDemo rendering is entirely broken on 10.11.6 using AMD GPUs when the shaders are compiled to byte code using the Xcode 8 Beta 2 toolchain. This does not appear to occur with the Xcode 7.3 ...

Level Sequence Actor- bTickWhenPaused is unsettable from the details view

UE - Anim - Sequencer - Aug 1, 2024

See UDN here: https://udn.unrealengine.com/0D5QP00000TtFaV0AV?fromCase=1 The issue is that in FMovieSceneSequencePlaybackSettings, the TickInterval struct is marked with an EditCondition to only be ...