Ambient Occlusion decals ignore Receive Decals setting on meshes

Rendering - Features Teams - Feb 13, 2020

Adding an ambient occlusion decal material to a decal affects objects with "Receives Decal" disabled. Tested in: 4.23.1 CL#9631420 4.25 CL#11341939 ...

Landscape Grass scale not applied when min and max are same value

Tools - Foliage - Feb 13, 2020

If min and max scale are the same in a LandscapeGrassType asset, scale will not be applied. Confirmed in 4.25 MAIN @ CL 11318998 ...

FloatCurves Can't Be Exported As .csv or .json

Tools - Import - Feb 12, 2020

You can't export FloatCurves as .csv or .json. You can reimport as .csv or .json. Found in 4.24.2 CL#10758860 Reproduced in 4.23.1 CL#9631420, 4.25 Main CL#11318998 ...

NavLinkProxy potentially causing extra Character Movement

Gameplay - AI - Feb 12, 2020

The user is using a Nav Mesh Bounds Volume and a Nav Link Proxy. They are calling AI Move To to navigate to the point, but the Character reproduces extra movement and goes a bit past it. For debuggi ...

D3D12RHI crash when interacting with UI using dx12 with raytracing enabled

Rendering - Feb 12, 2020

Enabling raytracing and DirectX12 results in D3D12RHI crash when interacting with the UI or console inside of the editor.  User is using the latest drivers and has adequate hardware to run raytraci ...

Crash when using both tessellation and virtual texture on a landscape material

Tools - Landscape - Feb 11, 2020

When a landscape is set up to use runtime virtual texturing. If it uses a material that writes to a runtime virtual texture and has tessellation enabled. Then we see a crash and the log reports: ...

Atan2() missing from Math Expression node

Gameplay - Blueprint - Feb 11, 2020

Using the math expression Atan2(y,x) inside of a math expression node results in an error.  Tested in:  4.23.1 CL#9631420 ,  4.25 CL#11341939 ...

Skybox not rendering in packaged project with Vertex Fogging enabled

XR - Feb 10, 2020

Vertex Fogging setting causes skybox material on large skybox mesh to not be rendered. Confirmation for 4.25 blocked by UE-86577 ...

Placing 'Groom' asset into scene results in assertion failed

Rendering - Features Teams - Feb 10, 2020

Dragging a groom asset into the level results in a crash. Link to Project: [Link Removed] Tested in:  4.25 CL#11223911 ...