Unreal Engine Issues
Unreal Engine Issues
Auto Exposure Compensation Curve issue when switching from Histogram to Manual
UE - Rendering - Architecture - Feb 21, 2024When switching the Camera's Exposure Metering Mode from Histogram to Manual, there is a single-frame flash. The Licensee has a proposed code change that would fix this issue. Also found in 5.4, CL 3 ...
Incorrect relative position on replicated child actor
UE - Networking - Apr 4, 2024The issue seems to occur when a replicated child actor is received on the client before its parent. The child actor will first be spawned at its correct global position, with its root component's p ...
USplineComponent still editable in viewport despite setting as "read-only".
UE - Framework - Blueprint Editor - Apr 29, 2024A spline component continues to be visible and editable in-editor despite all attempts to disable the functionality through the component's settings or uproperty specifiers. ...
UI Flickers in Packaged Movie Render Queue builds
zComponent - Archive - Jul 26, 2024Error when exporting large model to FBX binary
RC - Editor - Sep 16, 2024It's happening when exported models have over 150 million triangles. Project: [Link Removed] Note: Reported in the Elite Slack channel. ...
Problems with shadows on transluscent materials
UE - Rendering - Architecture - Sep 24, 2024Shadows on the surface of SingleLayerWater are heavily pixelated, and don't appear to use bilinear filtering at all. Also tested on //UE5/Release-5.5, CL: 36481335 ...
Issues with global invalidation (MoviePlayer)
UE - AI Workflows - UI Systems - Sep 27, 2024It was mentioned that the global invalidation should be toggled off during loading screen and subsequently restore the state after. A request was made for this dynamic behavior be part of the engin ...
Some features have not yet been supported when using AmbientCubemap as IBL
UE - Graphics Features - Mar 26, 2025Translucent materials do not receive specular highlights and reflections from Ambient Cubemaps set in Post-Process settings. There is a pass"InjectTranslucencyLightingVolumeAmbientCubemap" that sho ...
When adding a MovieSceneObjectPropertyTrack and section via python, the new track is not initialized.
zComponent - Archive - Mar 28, 2025When you add a track for an Object property via python, the track does not initialize properly and the widget on the track for choosing a new object does not populate typed. This is even after setti ...
Automated tests DynamicSubobjectInstancing and NonNativeInstancedSubobjects (CoreUObject group) fail
UE - Framework - Dec 15, 2025The DynamicSubobjectInstancing and NonNativeInstancedSubobjects automation tests fail. ...