Editor Performance drops when removing frames from animations with curve data

OLD - Anim - May 26, 2016

Editor Performance drops when removing frames from animations with curve keys Regression: No, removing frames on animations with curves had a chance to crash the editor in 4.11, which doesn't happ ...

Float value of AIDataProvider_QueryParams is cast faild

UE - AI - Oct 9, 2018

IntValue and BoolValue is always indefinite value in UAIDataProvider_QueryParams::BindData(). Attach the result of Watch in VS. ...

GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used

UE - Graphics Features - Lumen - Sep 18, 2019

GenerateVisibileRayTracingMeshCommands Severely Reduces Foliage Performance Even if no RayTracing is Used. Found in 4.23 CL# 8386587 and 4.24 CL# 8748719 ...

Linear color preview for the default opacity appears incorrect

UE - Editor - UI Systems - Oct 8, 2019

The color preview on the "Set color and opacity node" does not reflect the correct opacity setting that is give by default. ...

Default pose is displayed in the first frame when playing with Sequencer

UE - Anim - Sequencer - Jan 28, 2020

The problem is that the camera is evaluated when the sequencer is played, but the animation does not seem to play properly. It seems that the licensee found this problem when implementing it in C++, ...

Recently created projects using the Live Launcher do not show up in Editor Recent Projects menu

UE - Editor - Workflow Systems - May 26, 2021

Recently created Projects not showing up in editor ...

Landscape smooth and flatten tools deform the terrain incorrectly

UE - Graphics Tools - Terrain - Landscape - May 25, 2022

The Landscape smooth and flatten tools can deform the landscape incorrectly causing chunks of the landscape to be removed (see attached image). ...

Burn ins are not composited onto media renders using the MRQ

UE - Anim - Sequencer - MRQ - Jan 17, 2023

In 5.1 media exports will not have the burn in composited onto them.  ...

Cull Distance Volumes don't work with WP

UE - World Creation - Worldbuilding Tools - World Partition - Jul 19, 2023