Overriding a subobject's class in a native base class can lead to that component being null in derived Blueprints (FObjectInitializer::SetDefaultSubobjectClass)

UE - Framework - Blueprint Compiler - Jun 10, 2021

Overriding a subobject's class in a native base class can lead to that component being null in derived Blueprints.  ...

Child blueprint classes do not inherit "ClassGroup" from their native parents

UE - Gameplay - Blueprint Editor - Jun 7, 2021

When creating a blueprint component based off of a custom native class that utilizes the ClassGroup metadata  ...

Significant editor slowdowns when moving blueprinted actors while having a different complex blueprint open

UE - Gameplay - Blueprint Editor - Jun 7, 2021

A Blueprinted actor's construction script time can be affected by the complexity of an opened level Blueprint. ...

Shader compilation error occurs when using values sampled from texture for Customized UV1

UE - Graphics Features - Jun 3, 2021

Shader compilation error occurs when using values sampled from texture for Customized UV1. No problem when connected to Customized UV0. This problem compiles well if I change the value of Const to ...

Nanite meshes swap materials during simulation

Quixel - Jun 1, 2021

When enabling nanite on Quixel Bridge assests.  Materials sometimes randomize to other assets in the viewport during simulation or PIE.  This does not occur every time and may take a few tries.   T ...

UObject properties in OnRep functions can be invalid

UE - Networking - May 20, 2021

The shadow state used to store previous values on the client side is not GC aware, so when an object gets garbage collected it's not nulled out of the shadow state.  This results in stale pointers b ...

[Feature Request] Support force feedback on iOS and tvOS Gamepads

UE - Platform - Mobile - May 18, 2021

Unreal Engine should support haptics on gamepads on iOS and tvOS [Link Removed] [Link Removed]  ...

VolumetricLightmap doesn't work when shifting a level by world origin rebasing

UE - Graphics Features - May 17, 2021

VLM is not handled when rebasing. The following workaround works. void SetupPrecomputedVolumetricLightmapUniformBufferParameters(const FScene* Scene, FEngineShowFlags EngineShowFlags, FViewUniform ...

SkeletalMesh may lose virtual bone names

UE - Editor - Content Pipeline - Asset Build - May 14, 2021

This Jira is there to make sure we load the skeleton asset before the skeletalmesh asset need it ...