Sky artefacts when Cast Cloud Shadows enabled

UE - Graphics Features - Jul 20, 2021

Reset Orientation and Position node doesn't work with OpenXR enabled

UE - Platform - XR - Jul 20, 2021

When using the ResetVR input action to reset the orientation and position of the camera, the input doesn't respond when using the OpenXR plugin. When disabling the plugin and enabling SteamVR or Ocu ...

wire import crash on file generated by alias 2021.3

UE - Editor - Content Pipeline - Import and Export - Jul 20, 2021

Our company has updated Alias to 2021.3.1 and now Datasmith crashed when importing .wire files. Previously we had Alias 2019 and Alias 2021.1 installed. Now just Alias 2021.3.1 and then the issue be ...

VCAM 2.0 - No signal on iPad from Mac OSX

UE - Virtual Production - Tools - Virtual Camera - Jul 19, 2021

UDN case link with this ticket [Link Removed] ...

Untracked Metadata does not work on arrays of soft objects

UE - Foundation - Core - Jul 19, 2021

The "untracked" metadata field turns off tracking of soft object references so they will not appear in the content browser or modify things like cooking rules. It works fine on individual references ...

Memory leak when rendering some meshes with ray tracing enabled

UE - Graphics Features - Jul 19, 2021

This memory leak seems to be caused by the TMemStackAllocator of FRayTracingMeshCommandOneFrameArray. Using the FDefaultAllocator for FRayTracingMeshCommandOneFrameArray works as a workaround. // ...

Incorrect normal calculation when rotating a ProceduralMeshComponent

UE - Graphics Features - Jul 19, 2021

Issue happens on meshes loaded from FBX and used to create a ProceduralMeshComponent with CreateMeshSection_LinearColor function ...

Material of Skeletal Mesh does not render correctly when using multi-UV with ES3.1 and using Render Static

UE - Platform - Mobile - Jul 15, 2021

ES3.1 rendering does not render correctly when using TexCoord [1] in a material and RenderStatic on the SkeletalMeshComponent. ...

[CrashReport]UE4Editor-AudioMixerXAudio2!Audio::FMixerPlatformXAudio2::OpenAudioStream(Audio::FAudioMixerOpenStreamParams const &) [AudioMixerPlatformXAudio2.cpp:951]

UE - Audio - Jul 15, 2021

This issue is occurring on startup for users. This could be potentially related to a recent Windows Update. ...

Cannot select child anim BPs for use in linked anim layers

UE - Anim - Runtime - Jul 15, 2021

From UDN: [Link Removed] Unable to set a Child ABP with inherited interface to a Linked Animation Layer Instance Class. I have a ABP_Biped which is our main ABP. I have the locomotion (idle+straf ...