Some Niagara Fluid systems render black with 'Extend default luminance range in Auto Exposure settings' enabled with SunSky

UE - Niagara - Jun 30, 2022

Some Niagara Fluid systems render black with 'Extend default luminance range in Auto Exposure settings' enabled with a SunSky in the level. ...

SK: The build code do not look at the alternate skin to do the welding

UE - Editor - Content Pipeline - Asset Build - Jun 27, 2022

We need to investigate if we want this behavior or not, if we do not weld the base lod vertices, maybe we will have bad mesh behavior when not using the alternate skinning. The consequence of this n ...

When SimpleLink and SmartLink are enabled, CustomLinkId is sometimes missing.

UE - AI - Navigation - Jun 21, 2022

If trying to find NavLinkProxy with SimpleLink and SmartLink enabled by searching the path,  sometimes CustomLink is not found (CustomLinkId=0). Since only one NavLinkProxy is located on the level, ...

Ray Traced Translucency causes artifacts when rotating a Static Mesh that is far away from center of the map

UE - Graphics Features - Jun 17, 2022

Tested in //UE4/Release-4.27 CL#18319896 Ray Traced Translucency causes artifacts when rotating a Static Mesh in the 'Open World' level when moved far away from the center of the map. The Artifacts ...

Sprite does not have a UV1 G channel.

UE - Niagara - Jun 16, 2022

The R channel of UV1 is not a problem. ...

HLOD is not created correctly when using RuntimeSpatialHashPlaceSmallActorsUsingLocation.

UE - World Creation - Worldbuilding Tools - HLOD - May 30, 2022

IVideoRecordingSystem::EnableRecording call on Windows shifts viewport drawing position

UE - Media Framework - May 12, 2022

The viewport is shifted by the IVideoRecordingSystem::SetRecording call. This problem occurs in play standalone mode and packaged build running as window mode. (not occur in fullscreen mode) The vie ...

Actors on an axis and in multiple cells are not culling

UE - World Creation - Worldbuilding Tools - World Partition - May 12, 2022

Actors on an axis and in multiple cells are not culling as expected. ...

Screen Space Reflections have a visible lag on opaque materials compared to transparent/additive materials.

UE - Graphics Features - May 10, 2022

Screen Space Reflections have a visible lag on opaque materials compared to transparent/additive materials. See [Link Removed] ...

IKRetargeter Export Selected Animations Saves Exported Animations Even When Cancelled

UE - Anim - Rigging - May 3, 2022

Occurs 3/3 times When 'Export Selected Animations' button is clicked and then canceled, animations continue to be saved.  ...