Unreal Engine Issues
Unreal Engine Issues
UE5.4 Preview 1 produces rendering artifacts on Landscape with World Position Offset
UE - LD & Modeling - Terrain - Landscape - Mar 28, 2024A material on a landscape with WPO will cause major ghosting, even if that WPO is a dynamic {0,0,0} ,such as from a black texture. ...
Outline artefact on cascade shadow transition
UE - Graphics Features - Mar 28, 2024Some pixels at the edge between cascaded shadow maps and distance field shadows can be skipped by both, leading to unshadowed pixels. Licensee reports the bug happening in 5.3 as well. Test project ...
Nanite displacement on landscapes not rendering on 5700XT
UE - Graphics Features - Nanite - Mar 27, 2024This only happens on a 5700XT, tested this on the 7900XT and the issue did not occur Initially reported on the Preview 1 forums: https://forums.unrealengine.com/t/unreal-engine-5-4-preview/1763516 ...
Camera Shake can apply a new post process material every tick when post process material has "Is Blendable" disabled
UE - Anim - Sequencer - Mar 26, 2024In the repro project the player camera has a post process material that slightly darkens the frame by subtracting 0.01 from the final color. When a camera animation based on a camera sequence is pla ...
Subobject Data Subsystem has CanPasteSubobjects decorated with UFUNCTION but PasteSubobjects is not.
UE - Gameplay - Mar 25, 2024In the Subobject Data Subsystem, CanPasteSubobjects is BlueprintCallable, but the call to PasteSubobjects is not. Given CanCopySubobjects and CopySubobjects are both BlueprintCallable, the ability t ...
Shadow doesn't update for a moving nanite mesh (fixed in 5.4)
UE - Graphics Features - Shadows - Mar 25, 2024When a nanite mesh moves, the shadow does not. ...
ExposeOnSpawn Class properties do not respect "none" as the value on "Construct object from class" node
UE - Gameplay - Blueprint - Mar 21, 2024I think that the root of the issue actually comes from the K2 node behavior itself. If you copy your node and paste it to a clipboard, you can see the pins and the string representation of all the v ...
YCoCg to sRGB?
UE - Niagara - Rendering - Mar 20, 2024Both the material and the Niagara compute shader use the same function to interpret the YCoCg color data, but the Niagara compute shader returns an incorrect color. Also found on CL: 32347737 in Re ...
UBlueprintEditorLibrary::ReparentBlueprint() results in compiler errors when attempting to reparent from a native parent class to a blueprint parent class
UE - Gameplay - Blueprint - Mar 20, 2024When using the Reparent Blueprint node in an Editor Utility Blueprint, e.g. an Asset Action Utility, compilation errors will occur if you try to reparent a blueprint with a native parent class to a ...
Groom Assets do not cast shadows when the shadow casting light is close to the groom and virtual shadow maps are in use
UE - Graphics Features - Mar 19, 2024When a shadow casting light is closer to the groom than some proportional amount the groom is away from the shadow catcher, the groom's shadow will disappear. This only occurs using VSMs. Raytraced ...