OpenXR Remoting fails to attach actions to remoting session in 4.27

UE - Platform - XR - Jul 13, 2021

Regression from 4.26 where actions fail to bind when remoting in 4.27 Repro: using the Microsoft OpenXR Extensions plugin here:https://github.com/microsoft/Microsoft-OpenXR-Unreal/tree/main/MsftOpe ...

Once an actor channel is closed by NetCullDistance, root motion movement synchronization stops working

UE - Networking - Jul 12, 2021

Properties that uses DOREPLIFETIME_ACTIVE_OVERRIDE (ex. RepRootMotion ) will also skip replication when an actor channel is newly opened. This means that if the variables on the server side do not c ...

SingleLayerWater is rendering brighter shallow water with fog

UE - Graphics Features - Jul 12, 2021

Shallow water areas in scenes with exponential height fog will be brighter than they should be. Possibly due to the fog being applied twice in the SingleLayerWater shading model. ...

Crash when capturing attribute spreadsheet of Niagara GPU Particle with raytracing enabled

UE - Niagara - Jul 8, 2021

Also, NiagaraDebugger crashes the moment I enable GPU Particle Readback. ...

Material Quality Level not working with Layers

UE - Graphics Features - Jul 6, 2021

Vulkan bloom convolution causes crash

UE - Rendering Architecture - RHI - Jul 6, 2021

Ensure condition failed: Layout == VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR || Layout == VK_IMAGE_LAYOUT_DEPTH_READ_ONLY_STENCIL_ATTACHMENT_OPTIMAL || Layout == VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_STENCIL_RE ...

Guid of Actor Reference does NOT replace in UMovieSceneActorReferenceSection::OnBindingsUpdated

UE - Anim - Sequencer - Jul 6, 2021

In UMovieSceneActorReferenceSection::OnBindingsUpdated, Key isn't reference, so the GUID isn't replaced.for (FMovieSceneActorReferenceKey Key : ActorReferenceData.GetData().GetValues()) { if (O ...

Cracks in polygons in BSP Optimize

UE - LD & Modeling - Modeling Tools - BSP - Jul 1, 2021

This problem also occurs when the Create Convex Polygons checkbox is checked in the Pen tool. ...

Using both initial map and cooked maps setting via project launcher ignores initial map

UE - Foundation - Cpp Tools - Automation Tool - Jun 30, 2021

The following workaround will allow UAT to pass the correct initial map to the application. RunProjectCommand.Automation.csprivatestatic void SetupClientParams(List<DeploymentContext> DeployConte ...