FPS drop after highresshot console command

UE - Graphics Features - Feb 25, 2019

Running the highresshot command with a multiplier of 6 or higher results in poor performance for the remainder of the Editor instance. Closing the PIE window does not improve performance, only closi ...

"Invalid resource entry creating uniform buffer" when running Vulkan on Mobile

UE - Platform - Mobile - Apr 30, 2019

Android projects in 4.22.1 crash on launch with Vulkan enabled. Did NOT reproduce in 4.23 MAIN at CL 6156332 4.22.1 release CL is the same as a related fix for this ( [Link Removed] )  ...

r.ShaderpipelineCache.StartupMode=0 does NOT work property

UE - Graphics Features - Sep 16, 2020

r.ShaderpipelineCache.StartupMode=0 is a option for stop precompile using PSO Caching, but it doesn't work properly. After CL-5837455, FShaderPipelineCache::ResumeBatching() is always called in FEn ...

Web Browser on a Widget Component appears to be 2D when launching on to Android

UE - Platform - Mobile - Jul 1, 2016

Widget Component Web browser appears to be 2D when launching on to Android ...

Eject camera (and ToggleDebugCamera) do not have full look controls in the Topdown template

UE - Gameplay - May 7, 2015

The Eject camera (and ToggleDebugCamera) do not have full look controls in the Topdown template.In 4.7.6 the look is limited in both cameras by the mouse movement.In Main, both are limited as mentio ...

Incorrect translation from matinee move sub tracks to sequencer

UE - Anim - Sequencer - Sep 6, 2016

https://udn.unrealengine.com/questions/310154/converting-matinee-to-sequence-bugs.html#answer-310221 ...

Objects improperly ticking in PIE dedicated server sessions

UE - Networking - May 20, 2015

https://udn.unrealengine.com/questions/245084/objects-improperly-ticking-in-pie-dedicated-server.html ...

sg.EffectsQuality does not seem to update once set in the devices profiles or .ini file

UE - Platform - Mobile - Nov 7, 2016

Effects Quality settings within the device profiles, or even set in the .ini file seem to be ignored. Even when you're calling sg.effectsquality in the console command, it's ignored. The only way I ...

RootMotion Malfunctioning When Played in Lower Framerates

UE - Gameplay - Player Movement - May 2, 2016

Root Motion Animations are not functioning correctly during lower frame rates. For example, a character moving forward 2 meters at regular frame rate will move 10 meters at a lower frame rate. Regr ...

Crash in FTickFunction::RegisterTickFunction

UE - Gameplay - Jan 31, 2017

Per https://udn.unrealengine.com/questions/319627/uworldspawnactor-with-template-parameter-causes-cr.html ...