Unreal Engine Issues
Unreal Engine Issues
[MetaSounds][Voice Management] - MetaSounds set to Restart do not virtualize correctly when the Attenuation Shape is not a Sphere
UE - Audio - MetaSounds - Aug 17, 2022When using Attenuations with MetaSounds, if the Attenuation Shape is Sphere it works as expected. However, other shapes do not work correctly. The sound either becomes deactive or sometimes the soun ...
Reset to default behavior for arrays is inconsistent about updating customized struct headers
UE - Editor - Workflow Systems - Jun 22, 2023The behavior for resetting the default for customized struct properties is inconsistent and needs to be reviewed and fixed. Currently we see this behavior:In non-array properties, the header will be ...
Destructible Mesh component doesn't show in bp viewport until the bp is reopened
UE - Simulation - Physics - Destruction - Jun 10, 2016Destructible Mesh component doesn't show in bp viewport until the bp is reopened User Description: Mesh dont appears in viewport after add DestructibleComponent and set "Destructible Mesh". After ...
The Left Mouse Button Pressed event is not firing when Input Mode Game Only is set and Show Mouse Cursor is true
UE - Editor - UI Systems - Slate - Sep 20, 2019The Left Mouse Button Pressed event is not firing when Input Mode Game Only is set and Show Mouse Cursor is true. Attached is an example project (4.23) that demonstrates the issue. Found in 4.23.0 ...
Unable to dynamically load an animation blueprint in a packaged game
UE - Gameplay - Jul 27, 2015Dynamically loaded animation blueprints do not work within packaged product. Download the pre-made project from here: [Link Removed] ...
Play Media Player Node Causes Blueprint Functions to be Uncallable
UE - Gameplay - Blueprint - Feb 23, 2016This only occurs in standalone or a packaged game Having a Play Media Player node in a blueprint causes all of that blueprint's functions to become uncallable. Found in 4.11 Preview 5. Reproduced ...
Ensure triggered when creating Scene Proxy for GroomComponent
UE - Rendering Architecture - RHI - Apr 30, 2025When a room component is added in C++ via the actor constructor, an ensure is triggered from precaching and the groom component. Behavior also observed on UE5/Release-5.5, CL: 40988944 ...
Crash Occurs When Using Move Component To and Overlap Event
UE - Gameplay - Jan 29, 2016When using move component to to move a component, and then calling Destroy Actor when the actor overlaps another actor, a crash occurs. In this case, the user was attempting to move their static m ...
Editor crash when shader debugging enabled including r.shaders.optimize=0
UE - Rendering Architecture - Shaders - Jun 23, 2024The editor crashes when activating cvar options for shader compilation and debugging. ...
r.VolumetricRenderTarget.PreferAsyncCompute producing different visuals
UE - Graphics Features - Aug 2, 2024When the cvar "r.VolumetricRenderTarget.PreferAsyncCompute" is enabled, it will cause Volumetric Clouds to ignore the influence of Volumetric Fog. In high-fog environments, this can cause the clouds ...