Unreal Engine Issues

DX12 crash when fullscreen app looses focus.

Creating a new C++ Synth Component results in a failed compile linker error.

Upon creating a new Synth Component C++ Class in Unreal 4.24, the compiler will fail to compile with a Linker error. ...

Initial overlaps aren't populated by BeginPlay

Get overlapping components/actors is not fully populated with initial overlaps by BeginPlay in 4.24, like they were in 4.23 ...

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 ...