Unreal Engine Issues
Unreal Engine Issues
Mouse directly controls Camera Actor directly above 170 and below 5 FoV
UE - Gameplay - Mar 23, 2015When manually setting the FoV of a camera actor to a value above 170 or below 5, the camera actor itself disappears and the user's mouse takes direct control of the camera actor movement and rotatio ...
Steering Curve property does not affect steering
UE - Gameplay - Jul 21, 2015Setting the Steering Curve of a vehicle movement component has no affect on the turning of the vehicle during play. ...
PrimitiveSceneProxy CreateSceneProxy override not working in 5.4
UE - Rendering - Architecture - Aug 30, 2024Overriding CreateSceneProxy function from PrimitiveSceneProxy for a custom class no longer renders in 5.4 even though the same code is working in 5.3. ...
Apps do not launch in landscape on the Nexus 5
UE - Platform - Mobile - Aug 21, 2016When Launching an app on the Nexus 5 with full sensor the app will not launch in landscape mode but will rotate after . The portrait image shows stretched. The app will crash after this but that is ...
Hair Shadows Not Affecting SSS Back Scattering (Subsurface Profile)
UE - Rendering - Features - Mar 30, 2026Groom strands do not appear to correctly block transmitted light for Subsurface Scattering Profile Materials. In some cases, not only will they not block the light, but can instead lead to more ligh ...
Gamepad input affects multiple game instances at once, due to not needing focus.
UE - Editor - UI Systems - Slate - Mar 5, 2019Since Gamepad input works without needing focus (which was added in 4.9 with [Link Removed]), a Gamepad's input will also affect all instances running on the same computer. Regression?: No This occ ...
5.6 Skeletal Meshes with Disabled Sections Flicker in Ray Tracing Scene
UE - Rendering - Features - Ray Tracing - Nov 7, 2025Skeletal meshes with disabled mesh sections will flicker in the Hardware Ray Tracing Scene. Also tested on //UE/Release-5.6, CL:45232827 ...
Transition Screen Size does not affect LODActors
UE - World Creation - Worldbuilding Tools - HLOD - Nov 18, 2016Transition Screen Size doesn't seem to affect when LODActors are added to the level. This was occurring before Dev-Framework's merge into Main at CL 3198987. ...
[5.8] Cherry-pick CL 55798320: re-precache PSOs in ULandscapeComponent and UGroomComponent OnRegister (fixes bPSOPrecacheCalled ensure on re-register)
UE - Rendering - RHI - Oct 21, 2026In 5.8, UPrimitiveComponent::OnUnregister resets FPSOPrecacheComponentData, which clears bPSOPrecacheCalled (regression from CL 48140040). ULandscapeComponent and UGroomComponent only call PrecacheP ...
Multiplayer Shootout is broken in 4.12
Docs - Samples - Jul 7, 2016Multiplayer Shootout is broken in 4.12. Appears to be caused by the AimOffset animations being imported at the incorrect scale. Regression: Yes, does not occur if you create a 4.11 version of the ...