Unreal Engine Issues
Unreal Engine Issues
Specular Highlight Much Stonger/Larger In Forward Shading
UE - Graphics Features - May 15, 2017In forward shading specular highlights appear to be much larger for very smooth materials in contrast to the deferred shader. In 4.14.3 the specular highlights were displaying correctly in forward s ...
Adding HISMC instances resets wind for all existing instances
UE - Graphics Features - Jul 6, 2018When adding new HISM instances, actors using SpeedTree -> WorldPositionOffset material are reset. 4.19 Repro project provided by user. I was unable to get WPO wind working in 4.18, I did noticed th ...
Foliage: Speed tree wind is reset for every add/remove/update on instances
UE - World Creation - Worldbuilding Tools - Foliage - Jul 10, 2018Foliage: Speed tree wind is reset for every add/remove/update on instances What is happening:When we invalidate the render state, proxy are recreated, causing the wind to be removed and add again, ...
Decals not captured in environment reflections
UE - Graphics Features - May 2, 2019Decals are not being captured by environment reflections. Last working in 4.20.3 ...
Screen space reflections are flickering when using no Anti Aliasing
UE - Graphics Features - May 20, 2020This is a regression from 4.24.3 (CL-11590370). SSR begins to flickers when AA is disabled when moving around the scene. This was reported and tested in 4.25 (CL-13144385) and reproduced in Main 4. ...
USplineComponent::GetSplinePointAt() returns FSplinePoint with incorrect Type
UE - Gameplay - Components - Feb 15, 2024USplineComponent::GetSplinePointAt() returns an FSplinePoint with the ESplinePointType 'CurveCustomTangent' rather than the type from the setup.Expected: It should return the correct type. ...
Landscape height data gets cleared when working with partially loaded landscapes
UE - Graphics Tools - Terrain - Landscape - Sep 26, 2024TOptional value changes in parent BP don't propagate to loaded child BPs
UE - Editor - Workflow Systems - Oct 27, 2025Context TOptional<T> is a wrapping struct around a type, that lets the property have an set and unset state, in addition to the property's value when set. It is editor exposed: designers can open b ...
Output pins labeled "self" will not appear on interface functions called in blueprints
UE - Gameplay - Blueprint - Jan 28, 2016Output pins labeled "self" will not appear on interface functions called in blueprints. ...
Warning After restart between "GetClass" and "Contains item"
UE - Gameplay - Blueprint - Aug 14, 2015User gets a warning from a set of nodes after they restart their project. The setup is between a "GetClass" node and a "Contains Item" node. The Setup appears to work fine and there is no initial wa ...