Spawned skeletal animations don't animate

UE - Anim - Sequencer - Oct 30, 2017

VR Trackpad Axis Values 0

UE - Platform - XR - Dec 16, 2019

Trackpad Values return 0 Additionally: I also observed that the Go's trigger is registering as Trigger MotionController (R) Facebutton 1  and that previously there were MotionController (R) Thumb ...

When editing a Niagara module an error can occur if using non-module functions, even with a correctly set usage bitmask

UE - Niagara - Feb 14, 2023

When editing the module the call to FHlslNiagaraTranslator::HandleDataInterfaceCall has the usage "Module", so it treads the module as if that was its stack context, even though the module's usage b ...

Project crashes when auto save completes after copy/pasting emitters multiple times in a system

UE - Niagara - Aug 2, 2018

Project crashes when auto save completes after copy/pasting emitters multiple times in a system Encountered same crash testing Blend_Attributes_System and ExpressionsExample_System. Doesn't seem to ...

DOF - TAA pass ghosting when using r.DOF.TAA.CoCBilateralFilterStrength

UE - Graphics Features - Aug 7, 2025

In Unreal 5.6, there's a new CVar: r.DOF.TAA.CoCBilateralFilterStrength, which should help with ghosting artifacts introduced by TAA in DOF passes. However, it doesn't work as expected since many gh ...

App Cannot be Selected as the Tool for Diffing Text on a Mac

Tools - Mar 21, 2017

Editor Preferences -> General -> Loading & Saving> Source Control: the "Tool for diffing text" dialog box doesn't let you choose an application, because the file extension is set to .exe (for Windo ...

Skeletons don't cook in a deterministic way

OLD - Anim - May 11, 2017

The "Rifle_Skeleton" asset in ShooterGame doesn't cook deterministically, and as such is always included in patches. Possible regression of [Link Removed] ...

Particle systems have frame rate dependent simulations when Min Time Between Ticks is set, and ticking is managed

UE - Niagara - Jun 11, 2019

Managed ticking when combined with Min Time Between Ticks will cause particle velocity to vary depending on frame rate. ...

Broken TextureTest BP in Landmass plugin base content

UE - Graphics Tools - Terrain - Jul 15, 2024

It appears that the Landmass plugin has a content dependency on the BlueprintMaterialTextureNodes plugin. If the BlueprintMaterialTextureNodes is not loaded, then the blueprint "/Landmass/Landscape ...