crash at checkUERenderCommandPipeIsReplaying in RenderScenecpp

UE - Rendering Architecture - Jul 15, 2024

Drawing a material to a render target when that material samples an RVT can cause an editor crash. In our testing, the check() did not always occur on the first PIE session, but would always occur ...

Sequencer- Crash on restoring state when a user has animated level visibility as well as skeletal animation on an actor in the invisible level

UE - Anim - Sequencer - Jul 16, 2024

When a level sequence animates level visibility as well as skeletal animation on an actor within that sub-level, restoring state will first unstream the level, which will unregister the skeletal mes ...

Anisotropy of base disappears when clear coat is greater than 0 when Substrate is enabled

UE - Graphics Features - Substrate - Jun 24, 2024

Anisotropy from the base of a material disappears when clear coat is used. Car paint with base specular_anisotropy at 0.5 and coat at 0.0 [Image Removed] When coat is 0.0: [Image Removed] ...

[Device Swap] - Assertion failed: AudioStreamInfo.StreamState == EAudioOutputStreamState::Closed [File:D:\build\++UE5\Sync\Engine\Source\Runtime\AudioMixerCore\Private\AudioMixer.cpp]

UE - Audio - Jul 25, 2023

Issue has been seen a couple times internally and closed as No Longer occurring. Looking at Crash Reporter, issue has been seen live a number of times. Looking at user logs, occurs after:LogAudioMi ...

EnhancedEditorInput.bAutomaticallyStartConsumingInput editor setting resets to false on editor startup.

UE - Gameplay - Input - Jun 17, 2024

The editor setting for automatically start consuming input can be set to enabled as a boolean, but whenever the editor restarts this value is reset to false. ...

Clear Coat looks incorrect in the Preview when Energy Conservation on Material is enabled for non Substrate rendering

UE - Rendering Architecture - Materials - Apr 11, 2024

Enabling Energy Conservation on Material makes Clear Coat Material look weird in Preview. It looks fine in the Level Editor, but not in any "Preview" type viewport (Material Editor, Asset Thumbnails ...

IsSpatiallyLoaded = false set in actor blueprint is not respected in standalone game

UE - World Creation - Worldbuilding Tools - World Partition - Jul 1, 2024

In past compatibility detection in FWorldPartitionClassDescRegistry::PrefetchClassDescs, as AssetRegistry.TryGetAssetPackageData returns UE::AssetRegistry::EExists::Unknown in standalone games, so t ...

Cloth Asset - Cloth bounces off wildly during the rendering of a sequence in MRQ.

UE - Simulation - Physics - Character - Jun 26, 2024

The motion blur rendering is causing some issues when rendering the cloth asset as the timestep wildly changes without the number of substeps being increased, The movie pipeline code needs to man ...

README files for Mover and Network Prediction are missing from distributed UE builds

UE - Gameplay - Network Prediction - Jun 27, 2024

The Network Prediction and Mover plugins both have readme files in their plugin's root, but these files are somehow filtered out during the process of assembling a distributed build. ...

Noise Material Expression Position Input says it can take a 2 dimensional vector, but errors if you do

UE - Rendering Architecture - Materials - Apr 12, 2022

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