Snap Constraint to Bone affects rotation but not position

UE - Simulation - Physics - Jun 1, 2016

The Snap Constraint to Bone button seems to only rotate and change the limits on a constraint instead of also moving the constraint to the bone's location. ...

Circular Throbber does not appear to be affected when setting the tint

UE - Editor - UI Systems - Jan 25, 2016

Circular throbber does not appear to change colors when changing the tint ...

Collision Viewmodes do not affect Instanced Meshes properly

UE - Graphics Features - Apr 9, 2018

Collision View modes, such as Player Collision and Visibility Collision, do not work with Instanced Static Meshes. Regression?: No This also occurred in 4.18 ...

ChaosDestructionDemo packages cannot be created in 4.25.1

UE - Simulation - Physics - Jul 17, 2020

Editor crash when the renderdoc.captureframecount is set more than 1

UE - Rendering Architecture - RHI - Jun 27, 2023

Regression: Cannot import Landscape Layer Weightmap along with Heightmap because of broken resolution check for tiled images.

UE - Graphics Tools - Terrain - Jan 30, 2025

When working in the "Landscape" editor mode, in both the "New" and "Import" tools, it is possible to import a single heightmap, as well as a weightmap for each layer. Each of these maps can come fro ...

Crash when exporting static mesh actor to FBX (Array index out of bounds)

UE - Editor - Content Pipeline - FBX - Apr 25, 2025

I set the Forced LOD Model on the mesh component > 1, then tried to export, this is what causes the crash. Here is my suggested fix, we just don't use Git or I'd do a PR: In the else() branch of FF ...

Disabling 'Use Landscape Lightmap' option Skewing Procedural Foliage Instances

UE - LD & Modeling - Terrain - Landscape - Oct 24, 2016

Disabling the 'Use Landscape Lightmap' when using procedural foliage, will skew the placed instanced meshes. Regression? Yes, this issue did not occur in the 4.13.1 release. ...

Play rate track does not work when using CreateLevelSequencePlayer

UE - Anim - Sequencer - Oct 13, 2016

Play rate track does not work when using CreateLevelSequencePlayer Regression: YES Worked: 4.12.5 CL:3039270 Broken: 4.13.1 CL:3142249 ...

ES2 Fallback Fails on Nougat Devices that do not support Vulkan

UE - Platform - Mobile - Aug 28, 2016

Discovered this while doing RC candidate testing for 4.13 Works fine in all other use cases: Nougat devices that support Vulkan Marshmallow devices that support Vulkan Marshmallow devices that don' ...