Editor hits Asserts when trying to use debug rendering such as ShowFlag.LODColoration

Rendering - Sep 22, 2020

The assert in BasePassRendering.cpp:693 fires, crashing to desktop when using this console command in the editor, in PIE, and closes out the window when playing in Standalone. Does not crash when us ...

DX12 crash by lost device while building PSO

Rendering - Sep 22, 2020

It seems to be occurred when exiting fullscreen exclusive mode during the PSO build. And it seems to happen during the loading screen as well as the PSO build. What I suspect is that a focus loss h ...

Tiling Sprite in UMG uses whole image

Tools - UMG - Sep 21, 2020

When a Sprite that has been created from a Texture Atlas is used in a Widget, it can not be tiled. Instead the whole Texture Atlas is tiled.  Reported in version 4.25.3(CL 13942748). Tested and fou ...

Composure DepthElement Not Producing A Picture

Tools - Virtual Production - Sep 21, 2020

The user tried to use the composure pipeline and followed what is written in the Documentation. All the elements and nodes written out in the documentation worked as expected with the exception of t ...

Decal Fading parameters are completely broken

Rendering - Features Teams - Sep 20, 2020

Linux Editor creates multiple installation identifiers for itself if Install.ini is removed

Platform - Linux - Sep 17, 2020

The first ID contains brackets and a trailing slash while the second does not. Alternatively if the engine is opened with a .uproject argument no ID will be created until the "Open Project" dialog i ...

High Precision Tangent Basis & Use Full Precision UVs on Skeletal Meshes reset after reimport

Anim - Sep 17, 2020

Reimporting a skeletal mesh causes "use high precision tangent basis" & "use full precision UVs" to reset and no longer being applied to the mesh. Reported and tested in version 4.25.3(CL 13942748) ...

Crashing when Google Resonance is used with Soundfield Submix

Audio - Sep 17, 2020

When PIE'ing and stopping PIE with Google Resonance in use, the engine crashes after PIE session ended. Crash appears as a result of the Soundfield Submix's Soundfield Encoding Format being set to ...

r.ShaderpipelineCache.StartupMode=0 does NOT work property

Platform - Mobile - Sep 16, 2020

r.ShaderpipelineCache.StartupMode=0 is a option for stop precompile using PSO Caching, but it doesn't work property. After CL-5837455, FShaderPipelineCache::ResumeBatching() is always called in FEn ...

Double quotes in SetupAndroid.bat may cause issues in paths

Platform - Mobile - Sep 15, 2020

There are a few ways to end up with double-quoted paths inside of double quotes, including the case where user path does not already contain any paths. ...