Icons appear incorrectly for windows 10 in packaged games

UE - Foundation - Build - Rocket (Installed Engine) - Oct 6, 2016

Icons appear incorrectly for windows 10 in packaged games. Another default image shows as the game icon in the task bar instead. ...

Detour AI Controller Not Functioning Properly

UE - AI - Oct 30, 2015

Using AI Detour in 4.9.2 works as expected, however, when upgrading a project from 4.9.2 to a newer version, the AI pawns fail to properly navigate around each other when moving to their respective ...

Actors in 4.16 do not enter a resting state when expected

UE - Simulation - Physics - May 17, 2017

There is extra random bouncing that can last a couple of seconds that does NOT occur in 4.15.2. Sometimes the cube would look like it settled, then randomly pop and bounce again. This happened on b ...

Subway Sequencer too dark due to tonemapper film changes in 4.15

Docs - Samples - Jan 31, 2017

Scene is too dark in subway sequencer due to tonemapper film changes in 4.15. ...

Property Table rendering very slow in 4.19 (regression)

Tools - Feb 8, 2018

Editor frame rate is very slow rendering the Property Table in 4.19.  This is a regression from 4.18 Showing frame-rate in the editor with the property editor open shows really high GPU time: [Ima ...

Preview Background Feature Removed From UMG In 4.13

UE - Editor - UI Systems - Sep 26, 2016

Widget Blueprint no longer has "Preview Background" feature in 4.13. This is misleading since the documentation mentions to use this in the workflow here: https://docs.unrealengine.com/latest/INT/En ...

Imposter renders incorrectly in PCG volume after updating to 5.4

UE - World Creation - Procedural Tools - PCG Component - Jun 27, 2024

The last level of impostors in PCG volumes render incorrectly after updating from 5.3 to 5.4. ...

Widgets stick out from letterboxed player screen on 4.25

UE - Editor - UI Systems - Sep 28, 2020

Note:   Clipping on letterboxed player screen works fine on 4.24.   This issue was brought in by CL#10541213. Here's a workaround TSharedPtr<SGameLayerManager::FPlayerLayer> SGameLayerManager::Fin ...

Packaging fails after changing from Dynamic to Static Nav Mesh Runtime Generation

UE - AI - Feb 8, 2016

If you package with Runtime Generation set to Dynamic and then switch to Static and attempt to repackage, the packaging will fail with the following error message.[2016.02.08-16.18.14:511][217]MainF ...

Initial Seed value on Random Stream node has no affect

UE - Gameplay - Blueprint - Nov 16, 2017

When using a Random Stream variable to populate a Random Integer in Range from Stream, the Initial Seed value has no affect on the random integer selected. Workaround: Using a Seed Random Stream or ...