Start up movie on Android device is not playing correctly on Shield Tablet

UE - Platform - Mobile - Mar 13, 2015

When adding a start up movie to a project and launching it onto the Nvidia Shield Tablet device, the video does not play properly. The screen is warped and displays black bars. ...

Misspelling in description for 'OnActorEndOverlap'

UE - Gameplay - Jun 25, 2015

'Called when another actor steps overlapping this actor' sounds like it should say 'Called when another actor STOPS overlapping this actor' ...

Destructible components will not respond to OnHit events when impact damage is disabled

UE - Simulation - Physics - Destruction - Aug 31, 2016

Destructibles without impact damage will not trigger onhit events, regardless of their "Simulation Generates Hit Events" flag status, this is because we ignore that flag in CreatePhysicsState and on ...

PostRepNotifies may not always be called

UE - Networking - May 8, 2018

FObjectReplicator::UpdateUnmappedObjects calls  CallRepNotifies, but does not call PostRepNotifies. Further, the order of CallRepNotifies and PostNetReceive in FObjectReplicator::UpdateUnmappedObje ...

Can't build a project with a plugin only has header files and lib/dll

UE - Foundation - Cpp Tools - Sep 13, 2018

It's ok for 4.19. ...

[CrashReport] UE4Editor-Engine!FDDSLoadHelper::IsValidCubemapTexture() [DDSLoader.cpp:158]

UE - Graphics Features - Dec 2, 2019

Generated from CrashReporter ...

Sorting objects at EndLoad has a non-deterministic behavior

UE - Foundation - Core - EditorLoader - May 14, 2021

This non-deterministic behavior is caused by sorting by program address. ...

Subsurface shading model is broken when ray traced shadows are used in 5.1+

UE - Graphics Features - Ray Tracing - Apr 19, 2023

Crash when copying PF_Stencil format from the GPU to the CPU

UE - Rendering Architecture - RHI - Oct 18, 2023

This is a crash related to copying depth-stencil render targets to the CPU. See linked UDN for more info. ...