Building in VS fails if Application.ico is missing

UE - Foundation - Core - Mar 25, 2015

When building a project in VS, the build process will fail if Application.ico is missing from the /Build/Windows/ folder. User reported seeing this when checking in/checking out a project on differ ...

Typos in Array.h

UE - Foundation - Core - Dec 28, 2015

In Array.h, there are a few typos in comments. In 4.9.2 and 4.10, the typos occur at line 2335 and 2359. *@param InIntem Item to be added. In Main, the typos are located at lines 2471 and 2495. ...

When using a SpeedTree asset, a Zero Triangles warning appears

Tools - Nov 25, 2019

When exporting from SpeedTree with LODs + billboard, It seems that a warning is issued by including a material used only by Billboard. Is there a way to deal with it? ...

Shadow Flickering with Lighting Channels

UE - Graphics Features - Shadows - Oct 27, 2023

It looks like static meshes can invalidate large numbers of VSM pages when the geometry and the light are not on light channel 0. ...

Scaling skeletal mesh components breaks capsule shadows

UE - Graphics Features - May 18, 2016

Increasing the scale of a skeletal mesh actor with Capsule Shadows set to true causes the shadow to appear chunky and broken. Regression (No), feature was not present in 4.10.4. ...

Crash when using Vertex painter with material including cubemap texture sampler

OLD - Anim - Jul 3, 2017

Engine crashes when static mesh have material with cube sampler in vertex painter mode. Simply DaylightAmbientCubemap_Mat have texture cube as texture sampler. This is not reproduced in 4.15 versi ...

Regression: Shader compile failure with SceneDepth in mobile and PC, ES3_1

UE - Platform - Mobile - Nov 30, 2018

SceneTexture:SceneDepth node is not properly compiled in ES3_1. Regression? yes, It is working in 4.20.3 launcher version. This log come up with compile failure LogMaterial: Display: Missing cache ...

Custom Water Body does not work with its own Distance Culing

UE - LD & Modeling - Terrain - Water - Sep 14, 2023

WaterBodyCustom seems not to work with Distance Culling settings on its own actor, either Draw Distance/Never Distance Cull or Allow Cull Distance Volume.  It only can be controlled by the CullingD ...

HDRi Backdrop Animation in Sequencer

UE - Anim - Sequencer - Apr 5, 2024

HDRIBackdrop objects cannot be rotated in Sequencer. This issue can be resolved by setting the "Run Construction Script in Sequencer" checkbox to True in the "HDRIBackdrop" blueprint. If HDRI Back ...

Set World Scale 3D on Attached Actor Allows Character to Jump Through Collision

UE - Gameplay - Jun 6, 2016

The collision of the cube static mesh is not blocking the character after Setting World Scale 3D while it is attached to another actor using the AttachToActor node. ...