Unreal Engine Issues

GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used

GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used. Found in 4.23 CL# 8386587 and 4.24 CL# 8748719 ...

Crash on project startup due to certain Skeletal Mesh being accessed

If you open the 6 assets that were close unexpectedly it will crashEnemy (Blueprint), Player_BP (Blueprint) and ThirdPersonGameMode (Blueprint) it crashesThe texture and Projectile_Base (Blueprint) ar ...

Landscape smooth and flatten tools deform the terrain incorrectly

The Landscape smooth and flatten tools can deform the landscape incorrectly causing chunks of the landscape to be removed (see attached image). ...

Setting World to Meters in the World Settings to a large number will cause the console to show incorrectly in VR

If the User changes the "World to Meters" setting in the World Settings this will cause the console to appear offset when brought up in VR. Note: the number used was 3600 ...

Material billboards cannot be scaled

Material billboards cannot be scaled. The Material billboard appears to be unaffected by setting its scale ...

Shadows of small movable components popping out

This must be a regression ...

Ambient cubemap lighting is chunking and pixelized

I notice in 4.27 there's a change looks like where the issue is from " * Cubemaps generated from .hdr long-lat sources were being strongly blurred in cases when mipmaps were enabled. This happened ...

Source control commandlets do not consistently check provider status for read only or checkout and instead rely on read only state of files

Particle disappears if it is using PSA_Velocity and setting custom time dilation 0

A licensee reported some of their particles disappear when setting the actor's custom time dilation 0. This seems to happen when a particle is using PSA_Velocity as Screen Alignment. This repros in ...

Widget blueprint details panel appears to jitter when dragging widgets in the designer tab

When clicking and dragging a widget in the designer tab of a widget blueprint some options in the details panel will begin to move/shake/jitter/readjust. ...