Actor foliage does not respect "foliage.CullDistanceScale"

UE - World Creation - Worldbuilding Tools - Oct 15, 2024

Actor foliage does not respect the "foliage.CullDistanceScale" console variable. This was brought up in a UDN: [Link Removed] ...

UMG materials do not correctly access material parameter collections (all of the values are black)

UE - Editor - UI Systems - Jul 22, 2015

Edit MattK: The reason they do not work is that material parameter collections are updated inside of a uworld that slate doesnt have access to. We just need to figure out a way to update the necess ...

Volumetric Light Fog Leak through objects

UE - Graphics Features - Dec 31, 2018

Any environment with volumetric fog enabled will have a light leak which appears through objects.  Found in 4.20 CL# 4369336, 4.21 CL# 4613538, 4.22 CL# 4666322 ...

Crash adding animation blueprint to skeletal mesh while sub graph input is linked

OLD - Anim - Oct 27, 2016

Crash occurs when setting post process animation blueprint while the anim bp has a Sub Graph Input linked. This crash doesn't occur if the node is not connected. ...

Vertex Interpolate Node Doesn't Work with Lightmass

UE - Graphics Features - Lumen - Aug 8, 2018

The vertex interpolate node doesn't work with lightmass. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4258917 ...

Contact Offset no longer appears to have an effect

UE - Simulation - Physics - Jan 15, 2019

When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...

bStaticWhenNotMoveable in Lighting category instead of Physics

UE - Simulation - Gameplay - Oct 24, 2025

"UPrimitiveComponent::bStaticWhenNotMoveable"'s category is set to Lighting, not Physics. This causes it to be hidden when lighting-related properties are hidden, even though it controls physics sta ...

Toggling Vertex Colors on in Static Mesh Editor makes the viewport all white

UE - Gameplay - Aug 4, 2016

When turning on the Vertex Color option in the static mesh editor, the whole viewport turns white. ...

Lighting channels are not supported with tiled lighting

UE - Graphics Features - Aug 15, 2016

Reported via UDN ...