Unreal Engine Issues
Unreal Engine Issues
GeometryCollectionPhysicsProxy::FieldParameterUpdateCallback() not removing invalid Commands, leading to performance issues
UE - Simulation - Visual - Aug 30, 2025GeometryCollectionPhysicsProxy::FieldParameterUpdateCallback() not removing invalid Commands, leading to performance issues. The licensee has provided their analysis: We seem to have stumbled acro ...
A Skeletal Mesh simulating physics that hits a Geometry Collection Actor with OneWayInteraction true, OneWayInteractionLevel 1, and is using Damage Propagation (default) will be accelerated so fast it immediately disappears by hitting the world limits
UE - Simulation - Core - Jan 20, 2025A Skeletal Mesh simulating physics that hits a Geometry Collection Actor with OneWayInteraction true, OneWayInteractionLevel 1, and is using Damage Propagation (default) will be accelerated so fast ...
HighResShot Alpha always 255
Expected behavior is that screenshot alpha should be 0 for pixels that did not have anything rendered into them. ...
Translucent deferred decal materials look different when setting specular attribute directly or via constant node
UE - Rendering Architecture - Materials - Nov 28, 2025Translucent deferred decal materials look different when setting their specular material attribute directly on the material node versus setting it via a constant node ...
Lock Content Browser resets when restarting the editor
UE - Editor - Workflow Systems - Jan 5, 2023Regression: Tested in UE5/Release-5.0, the issue did not occur so this is a regression. ...
Data Layers Outliner does not remember selections on editor restart
UE - World Creation - Worldbuilding Tools - World Partition - Jan 9, 2023Regression: Tested in UE5/Release-5.0, this issue occurs so this is not a regression. ...
LODbias settings appear to have no effect when specified by GPU on android
UE - Platform - Mobile - Oct 3, 2019When setting the LODbias via the device profile for a specific Android GPU it does not appear to have an affect on the textures when run on the device ...
MaxDrawDistance set by CullDistanceVolume is lost on saving sublevel
UE - World Creation - Worldbuilding Tools - Feb 21, 2025The UpdateCullDistanceVolumes behavior when saving was changed by CL-36588597. Only CullDistanceVolumes in the same sublevel can affect Max Draw Distance. ...
Shader Complexity not working correctly on Deferred Decals
UE - Graphics Features - Sep 3, 2020If you place a deferred decal in the world and then set the view mode of the viewport to "Shader Complexity", the decal doesn't affect the complexity value. ...
Rigidbody world space simulation overwrites scaling of the skeletal mesh
UE - Simulation - Core - Nov 14, 2022Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Not a Regression. ...