Unreal Engine Issues

Buffer Visualization for DecalMask is missing

The Buffer Visualization for DecalMask is no longer an option. Also, when looking at the Buffer Visualization Overview the DecalMask slot has been removed. See attached image for comparison Worke ...

Crash when TSR history separate translucency enabled

Issues converting enum to byte in BP

User experienced unexpected AI behavior and was kind enough to share a stripped down version of the project. I was able to nail down issues user was experiencing to failed enum-to-byte conversion. U ...

Some post processing features in Preview Scene Settings do not update immediately

In Persona or the Static Mesh Editor, some post processing features do not update immediately when the user changes them. This was seen with Color Grading and Lens Flare settings. It could affect ...

DBuffer Decals render on top of HISM

DBuffer Decals are rendering on top of Hierarchical Instanced Static Meshes despite being placed in the world behind the meshes. Also Reproduced in Main CL-2646357 and Releases 4.9 CL-2641818 [Ima ...

SEGV_NOOP at 0x0

Crash Report: [Link Removed] *Crash Report attached User reports, "Launch[ing] Unreal Engine 4.8.1 from Epic Games Launcher, UE4 splash screen will come up and after 80% of initialization; UE4edit ...

Setting Automatically checkout on Asset Modification in the editor does not check out files

When the checkbox for Automatically checkout on Asset Modification is set to true in the editor, updating files (blueprints, materials, etc) does not check them out automatically. REGRESSION Worki ...

Media player does not play audio or video on the Xbox One

Audio and video are not playing on Xbox One. This issue affects both MultiTrack and Single-Source media sources. Debug text output meant to display the audio / video track currently being played i ...

'r.StaticMeshLODDistanceScale' doesn't effect 'show LODColoration'

'r.StaticMeshLODDistanceScale' doesn't effect 'show LODColoration'. It does effect the actual performance of the LOD in the level but the LOD Coloration doesn't reflect the change. Licensee Descrip ...

DuplicateObject does not keep settings from the object duplicated

When using DuplicateObject, some aspects of the copied object (such as component transform) are not duplicated to the copy. Regression: Yes - DuplicateObject behaved as expected in 4.15.2 Working - ...