Realtime Rendering toggle disabled after using Cloth Painting

UE - Simulation - Physics - Character - Jul 29, 2021

After finishing cloth painting, the ability to toggle Realtime Rendering in the viewport is greyed out. Additionally, the Disable Realtime Override button doesn't seem to have any effect. This probl ...

[Submix][Recording] - Existing Sound Wave to Overwrite option has no effect

UE - Audio - Submixes - Jul 29, 2021

This is an old bug that looks like it never made its way into JIRA. Adding for documentation.  ...

Single Frame Blendspace doesn't sample root motion

UE - Anim - Runtime - Jul 26, 2021

Single Frame Blendspace nodes don't correctly sample/generate root motion. The reason for this is because of how we calculate the delta to bump the sampling within the blendspace each frame. In a ...

Making a Movie Scene Section Parameters struct in Blueprints will use the incorrect Can Loop values

Gameplay - Blueprint - Jul 26, 2021

Can Loop is the edit condition for two other values in the struct, and those will have values by default when the node is created, so Can Loop will be true in the make struct node.  You can work ar ...

Frame Times in section structs are not converted with changing the sequence's tick interval.

UE - Anim - Sequencer - Jul 23, 2021

When changing the tick interval of the sequence, frame values stored on structs are not converted.  ...

Datasmith gltf importer does not read framerate from the file

UE - Editor - Datasmith - Importer - Jul 23, 2021

I'm importing glb or gltf files via the data prep tools but I can't find an option to set the animation fps. It defaults to 30 fps. (it doesn't matter which fps my exported animation has) Is there ...

USD Material variant selection is not reflected on mesh

UE - Editor - Datasmith - Importer - Jul 22, 2021

The material is expected to change from red to green. ...

Rendering from the Movie Render Queue at runtime while using the current level will fail, even when the levels match

UE - Anim - Sequencer - Jul 22, 2021

When Use Current Level is true, the MRQ tries to validate that the maps are the same, but this will fail when the maps actually do match.  The Use Current Level flag should allow the render to cont ...

Android API 30 LaunchURL Not Working

UE - Platform - Mobile - Jul 22, 2021

The LaunchURL blueprint node is not functioning when using non-default browsers in API level 30 on Android Devices. Another licensee reports that the default browser may not be relevant, as any brow ...

When Mobile Deferred Shading, the DBuffer Decal is affected by metallic value

Platform - Mobile - Jul 22, 2021

Use Deferred Shading (r.Mobile.ShadingPath=1) Enable DBuffer Decal All Lights’s mobility is Static Decal Material settings : Material Domain - Deferred DecalBlend Mode - TranslucentDecal Blend Mo ...