Renaming function in parent class that is overridden by child causes an ensure

UE - Gameplay - Blueprint - Aug 5, 2016

Extremely similar repro to [Link Removed], except in this case the parent function has no parameters or return values. Also encountered a one-off crash while exploring repro methods, but was unabl ...

Illegal Else Without Matching If

UE - Simulation - Physics - Feb 3, 2017

Looks like there's a missing if/else pair in BodyInstance.cpp ...

When painting on a landscape with edit layers, there are UV distortions happening across the boundaries of paint layers when material is using SetMaterialAttributes

UE - Graphics Tools - Terrain - Landscape - Mar 10, 2025

Context Landscape Edit Layers enables users to paint landscapes using non-destructive layers, and can add multiple layers to the landscape that can be edited independently from each other. Problem ...

Distance Field shadow culling when view is at certain angles

UE - Graphics Features - Aug 4, 2015

Distance Field shadows are culled for larger meshes at certain angles of the cameras view position. Map with reproduced setup is attached. ...

Montage with multiple slots will only ever use root motion from the first slot

OLD - Anim - Dec 8, 2016

Montage with multiple slots will only ever use root motion from the first slot ...

Wobbling effect on meshes

UE - Graphics Features - May 31, 2022

Weird wobbling rendering artifact are generated on the surface of the Mesh located far from the origin.  ...

Reproducible softlock on iOS

UE - Platform - Apple - Jul 18, 2023

After performing the repro steps, screen will softlock unless you perform the "slide from 3 to 4, then back to 3" steps.  Appears to be an iOS system bug, but see if we can find a workaround. ...

bIgnoreAllPressedKeysUntilReleaseOnRebuild in Enhanced Input behaves unexpectedly during pawn possession

UE - Gameplay - Input - Jun 11, 2025

This is a speculative bug report from the user.  The fix for this is to re-do the work of 31224705 but in a better way. The "bShouldBeIgnored" flag is being overriden by the previous mapping's va ...

Selected Objects Get Filled With Orange Color (Mac)

UE - Graphics Features - Nov 3, 2016

When selecting actors in the scene they get filled with an orange color rather than the typical orange outline. This is unrelated to the setting "Selection Highlight Intensity" as the bug will sti ...

Levels lose folder hierarchy in Levels window on streaming method change

Tools - Mar 19, 2019

In the Level Window, Sub Levels which are nested inside of a folder will lose their hierarchy upon changing their streaming methods. ...