Packaged HTML5 games are showing up in only a quarter of the screen display

UE - Platform - Mobile - Oct 14, 2016

HTML5 projects, once packaged are not showing up properly in the browser window. They're about a quarter of the size they should be. This does not happen in launch on, only package. This does not h ...

Screenshots are mirrored when using the console command on Android devices

UE - Platform - Mobile - Feb 3, 2016

Screenshots taken from the console command are mirrored when saved. This was unable to be checked in 4.11 due to [Link Removed] or [Link Removed] ...

Removing components from Landscape with simplified collision results in assertion

UE - LD & Modeling - Terrain - Landscape - May 18, 2017

Performing operations on a Landscape with simplified collision can result in an assertion ...

SkeletalMesh import do not add and assign LOD only material

UE - Editor - Content Pipeline - Import and Export - Jun 5, 2019

The skeletal mesh importer do not add and assign material for the LOD when we import them in the same file has the base LOD. ...

[Interchange][FBX] Bone orientation is different between legacy and interchange import with the ForceFrontXAxis

UE - Editor - Content Pipeline - Import and Export - Jan 16, 2025

When importing FBX files using the Interchange and legacy import with Force Front X Axis enabled, the transforms of the bones in the imported FBX models will not match. ...

Landscape with increased scale value does not sculpt with low strength brushes

UE - LD & Modeling - Terrain - Landscape - Dec 18, 2014

A landscape that has been increased in scale by using the Transform values of the Detail's pane does not allow small brushes with low strength to sculpt them. ...

Crash occurs when RayTracing.ExcludeDecals is enabled

UE - Graphics Features - Lumen - Sep 16, 2020

The cause of the crash is out-of-range access to the array. ExcludeDecals eliminates the mesh instance to which the decal material is assigned, but it seems that the MeshCommand has been registered ...

drag the progress bar in level sequence would crash in debug editor

UE - Anim - Sequencer - Aug 17, 2023

it seems in FSequencerTimeSliderController::ComputeFrameTimeFromMouse the CursorPos is -nan ...

Alembic Import with empty first frame will cause the editor to crash

UE - Gameplay - Aug 10, 2016

The editor will crash when importing an Alembic file with an empty first frame. ...

SkyLight IBL looks blurry on Android

UE - Platform - Mobile - May 12, 2021