Get D3D12 RHI compiling on strict mode

UE - Rendering Architecture - RHI - Aug 13, 2019

Implement FindCollisionUV for Landscapes

UE - LD & Modeling - Terrain - Landscape - Aug 20, 2019

Issues with ProceduralMeshComponent

UE - LD & Modeling - Modeling Tools - Mesh Editing - Aug 21, 2019

Licensee reported issues with ProceduralMeshComponent, which were solved by changing the plugin loading phase from Default to PreDefault. Also reports unspecified issues with running game builds. ...

Instanced static meshes fire an erroneous performance assert about loose parameters.

UE - Graphics Features - Sep 4, 2019

 "This ensure is intended to catch regressions where rendering programmers add a loose parameter to LocalVertexFactory, breaking dynamic instancing on regular static meshes.  InstancedStaticMeshes c ...

HLOD CalculateOverlap crashes when spheres barely overlap

UE - World Creation - Worldbuilding Tools - HLOD - Sep 16, 2019

The engine will crash when cluster bounds barely overlap. ...

HDRI Backdrop Actor not working on mobile

UE - Platform - Mobile - Sep 26, 2019

The new HDRI Backdrop actor does not appear to be functioning on mobile. ...

Crash opening FaceARSample on iOS

UE - Platform - XR - Jul 26, 2019

FaceARSample is crashing as soon as it is opened on iOS. Tested on a iPhoneXS 12.4.  Regression: Yes I was able to get FaceARSample on the same device the previous release 4.22. ...

Setting Fullscreen Mode to "Fullscreen" results in Crash when using 4.23 from source

UE - Rendering Architecture - RHI - Oct 11, 2019

Changing the screen settings to Fullscreen through code or blueprints results in a crash. This only happens in the source version of 4.23 and does not occur in the binary version of 4.23. I have att ...