Unreal Engine Issues

Sequencer evaluation can skip events due to gaps in frame number ranges

Sequencer rounds when converting time ranges to frame number ranges, which can cause one frame gaps. If an event falls on that gap, it will not be triggered.  ...

BP nativization emits incorrect C++ code for noexport-typed struct field access in some cases.

In BlueprintCompilerCppBackendUtils.cpp: #define MAP_BASE_STRUCTURE_ACCESS(x) \ BaseStructureAccessorsMap.Add(x, TEXT("#x")) Needs to be changed to: #define MAP_BASE_STRUCTURE_ACCESS(x) \ ...

ARCore - "Get Supported AR Video Formats" returns empty on Android

Get Supported AR Video Formats node only functions on iOS. (ARCore Library has similar 'Get ARCore Camera Config' node currently) Tested with iPad A1701 and Note 9 ...

Tessellation Materials are not working on Landscapes

Tessellation is not working on landscapes, but it does works fine on static meshes. This is a regression from 4.23.1 (CL-9631420) where the tessellation was visible with this setup. This was tested ...

Fix rotations when exporting a blueprint with a camera component

USD Stage is not available on Mac and Linux

On Mac and Linux the option to open the USD Stage window is not there like it is on Windows. This is not a regression since USD Stage was not preset in 4.23.1 (CL-9631420) on any platform. ...

Morph target LOD over 0 not worrking with GPU skin

I do not know what happen here and I need the help of the rendering team to debug this issue. There is no log at all even with -d3debug If you import the file SK_LOD_Morph_Working.fbx its a similar ...

Action Rpg Sample Creating a new GameplayCue handler crashes the editor in 4.24

In Action Rpg sample, creating a new Blueprint of type GameplayCueNotifyActor or GameplayCueNotifyStatic, results in an Engine crash. The call stack leads to a PrintF Slate warning message that woul ...

Dynamic navmesh update causes navlinks to reset to their default state

Updates to dynamic navmesh cause navlinks to reset to their default state. Navigation still shows the path as accessible even though it isn't. This is a regression from 4.23.1 (CL-9631420) where th ...

Post Process Material + Stereo Rendering = Left Eye Black

Left Eye Renders black in VR when a PostProcess Material is applied. On Quest Right eye renders post process mat and left eye renders scene, but upsidedown. Also occurs in Packaged Project and/or ...