D3D12RHI crash using laptops internal display

UE - Rendering - RHI - Feb 17, 2020

Running the engine with DX12 enabled on MSI GS75 Stealth 9SF results in a D3D crash when using the internal display on the laptop. *Note: Unable to reproduce the crash. The user receiving the cra ...

Sound Quality is worse after import

UE - Audio - Feb 17, 2020

After importing a sound file, it's sonic characteristics are changed and the sound is not the same as the original. This leads to inconsistency. The sound is the same with Compression set 100. Two ...

UMG Crashes When Using "Create Dynamic Material Instance" With An Optional Name Twice

UE - Editor - UI Systems - Feb 17, 2020

When using an Optional Name parameter in Create Dynamic Material Instance while using the same Optional Name twice in UMG the engine crashes. I have tested this in a actor blueprint that applies th ...

Skybox Textures Have a Seam When Using a Cube With Inverted Normals

UE - Rendering - Feb 14, 2020

Skybox textures can have a seam when using an inverted cube for a sky. Attached is an example 4.24.2 project. Note: One of the attached seam screenshots is hard to see unless you expand it. Found ...

Texture sample offset results in pixelization on Android + Quest

UE - Platform - Mobile - Feb 13, 2020

Offsetting UVs can result in blurred texture on Android/Quest Confirmation in MAIN 4.25 @ CL 11384989 blocked by [Link Removed] ...

Ambient Occlusion decals ignore Receive Decals setting on meshes

UE - Rendering - 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

UE - LD & Art - World Building - 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 ...

[Feature Request] FloatCurves Can't Be Exported As .csv or .json

UE - Editor - Framework - Import and Export - 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 ...

Atan2() missing from Math Expression node

UE - 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 ...

Custom Profiles Don't Update Maps To Cook When One Is Deleted

Tools - Feb 10, 2020

If you delete a map while it is marked to be cooked in a custom profile, then run the custom profile the map won't be deleted from the profile .ulps. I wasn't able to launch using the new custom pr ...