Using Fracture/Chaos Destruction with TSR as Anti-Aliasing Method generates smeared images.

UE - Simulation - Physics - Destruction - Aug 15, 2024

Using Fracture/Chaos Destruction with TSR as Anti-Aliasing Method generates smeared images whenever the debris are moving. The client pointed out that the issue might come from GeometryCollectionCom ...

When level instance is in standalone mode, the actor with IsMainWorldOnly enabled is loaded into persistent level.

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 14, 2024

The IsMainWorldOnly setting for Actor in LevelInstance is not reflected when LevelInstance is in Standalone mode. The setting is respected when LevelInstance is in Embedded mode. The Actor is not l ...

Layered Control Rigs + Skeletal Mesh with Animation Blueprint in the Sequencer

UE - Anim - Rigging - Control Rig - Aug 13, 2024

When a layered control rig track is added to the sequencer the character’s legs will collapse into the body of the character. Switching the layer to additive will do nothing. Trying to force the ani ...

Ortho near plane clips geometry in Editor Top view

UE - Graphics Features - Aug 9, 2024

When the viewport is in Top (ortho) Lit mode the near plane clips through geometry as you zoom the view in and out. ...

Lightmap UV generated on Windows and Mac is not deterministic

UE - LD & Modeling - Modeling Tools - Aug 7, 2024

Screen Probes and Specular Firefly Flickering near screen edges

UE - Graphics Features - Lumen - Aug 6, 2024

Lumen's rough specular indirect lighting buffer can have fireflies along the bottom and right edges of the screen. Also tested in //UE5/Main, CL: 35177423 ...

Pasting custom data floats from a text editor into a instanced static mesh component crashes the editor

UE - Gameplay - Components - Aug 5, 2024

When an instanced static mesh component with a material using a PerInstanceCustomData node has its data floats pasted in, the editor crashes with an "Array index out of bounds" error. The licensee w ...

r.VolumetricRenderTarget.PreferAsyncCompute producing different visuals

UE - Graphics Features - Aug 2, 2024

When the cvar "r.VolumetricRenderTarget.PreferAsyncCompute" is enabled, it will cause Volumetric Clouds to ignore the influence of Volumetric Fog. In high-fog environments, this can cause the clouds ...