Ensure failing when skeletal mesh uses CapsuleIndirectShadow while Anti aliasing method is MSAA

UE - Platform - XR - Feb 23, 2023

Video of issue provided by licensee can be seen here - [Link Removed] ...

LIVE: LANDSCAPE: RENDERING: Landscape smooths until edited again after saving

UE - Graphics Features - Sep 15, 2014

Build: 4.4.2-2289767 Description: If a user makes changes to a landscape then saves the project, the landscape will appear smoothed until another change is made. Repro: [Reproduced Internally] 1. O ...

New VR-Basic level triggers Metal validation layer assertion

UE - Platform - Apple - Mar 16, 2020

This was discovered externally and reported on UDN here: https://udn.unrealengine.com/questions/563268/mac-editor-crash-when-disable-ambient-occlusion.html ...

InstancedStaticMesh displaying corrupt lightmap data

UE - Graphics Features - May 17, 2021

I think I narrowed this issue down to bad UV coordinates being interpreted during the BasePassVertexShader execution applied to instancing. At this line in VertexFactoryGetInterpolantsVSToPS: flo ...

Compiling twice then pressing play/stop after creating a c++ Game Instance causes a crash

UE - Foundation - Cpp Tools - Live Coding - Jan 24, 2022

This is not a regression. After creating a C++ based Game Instance the Editor crashes if you compile twice then play and stop. ...

Lightmaps on Mobile Devices Appear Dirty and Blurry

UE - Platform - Mobile - Nov 28, 2017

When deploying project to a mobile device, the quality of the baked lighting and shadows becomes very poor compared to "Mobile Preview." Lightmaps appear dirty and blurry, with splotches (As shown i ...

Crash upon attempting to submit a level to source control after enabling Lock Read-only Levels

Tools - May 18, 2015

If a user enables the 'Lock Read-Only Levels' option in the Levels tab (Window -> Levels) of the editor and then attempts to submit a level to source control, it will cause the editor to crash. Not ...

Anim Time Ratio Doesn't Factor In Pin Sequence

OLD - Anim - Aug 12, 2015

In a transition rule, the time assessed in "Time Remaining Ratio" Node does not include/factor time from the Pin Sequence of the animation node. For instance, if the original animation is 20 frame ...

UConsole HistoryBuffer no longer writing to disk in packaged builds

UE - CoreTech - Sep 7, 2023

We started running into issues with the console history not saving after upgrading to 5.2.1. The console history (as in the commands last input into the in-game console) is no longer being saved bet ...

Crash when playing with Vulkan Mobile Preview

UE - Platform - Mobile - Sep 21, 2017

Occasionally getting a crash when playing with Vulkan Mobile Preview. Have not had it repro 100% of the time. ...