Static Mesh LOD Generation Produces Bad Shading and Holes in Mesh

UE - Graphics Features - Feb 19, 2019

Auto generated LODs create a mesh with holes and geometry that creates incorrect shading. Working as expected in 4.21 CL# 4753647 Found in 4.22 Preview 2 CL# 5035897 and 4.23 CL# 5064136 This is ...

Mouse focuses the game when while console is open if the window is minimized and then restored

Tools - Feb 19, 2019

Mouse focuses the game when while console is open if the window is minimized and then restored. When the console is opened the mouse is shown and the game is no longer focused (expected). However, i ...

Shaped Trace by channel traces do not return true when the starting and ending point are the same

UE - Simulation - Physics - Feb 18, 2019

When a shaped trace by channel has a starting and ending point that is the same, it no longer returns true when overlapping an object. Regression: Yes This appears to work as expected in 4.21.2 bi ...

ISM is not transformable in standalone if mesh distance fields are generated

UE - Graphics Features - Feb 15, 2019

Instanced static mesh is not transforming when running in standalone or a packaged project. The collision of the mesh will scale but not its visual. ...

AttachToComponent replication snapping to position instead of keeping relative location

UE - Networking - Feb 15, 2019

When using AttachToComponent at runtime, the attachment does not replicate properly for some clients. The relative transform/rotation is not maintained. The user who reported this issue mentioned th ...

[CrashReport] UE4Editor-Core!FDebug::CheckVerifyFailedImpl(char const *,char const *,int,wchar_t const *,...) [AssertionMacros.cpp:418]

UE - Rendering Architecture - RHI - Feb 15, 2019

Two comments from users:Running in -dx12 mode to test raytracinglaunching editor Generated from CrashReporter ...

User Defined Struct causing crash due to accessing freed memory when using Stompmalloc

UE - Gameplay - Feb 14, 2019

A licensee has reported that Custom Structs can cause a crash when using StompMalloc under certain situations. Regression?: No This occurs in 4.20 ...

Volumetric Lightmaps do not work with Landscape texture mapping

UE - Graphics Features - Feb 13, 2019

It appears that the Lightmass Volumetric Lightmap does not work with Landscape textures. When it samples the Landscape with some textured material, the resulting lighting build data does not match t ...