Malformed command sent to UAT if BuildCookRun command ends with a trailing slash ("\")

UE - Foundation - Cpp Tools - Feb 14, 2019

Including a trailing slash ("\") at the end of a BuildCookRun command sent to UAT results in UAT receiving a malformed command. If the command ends with a slash, the resulting command that UAT recei ...

The Find Node Can Crash on Compile After a Blueprint Compile Error

UE - Gameplay - Nov 21, 2019

The "Find" node can cause a crash if the a map with a struct value changes type while connected, is disconnected and reconnected. Compilation fails and crashes the engine. Found in 4.23.1 CL#963142 ...

first struct variable not shown by Intelisense

UE - Foundation - Core - Feb 18, 2015

When invoking a custom struct, the first listed variable will not appear in the Intelisense window. ...

Combo Box (String) does not work when applied to a 3D widget

UE - Editor - UI Systems - Apr 16, 2015

Users are not able to get the drop down menu to show up when the combo box is applied to a 3D Widget (World Space) ...

Planar Reflection with Exponential Height Fog flickers on iOS

UE - Platform - Mobile - Oct 28, 2016

Planar Reflections have noticeable gaps in the reflection of the exponential height fog for the scene that will flicker as the camera moves. Attached ipa link and test project. [Link Removed] Te ...

Using ConstructorHelpers::FClassFinder in a GameMode constructor may result in a default value or crash if the level is reloaded multiple times.

UE - Gameplay - Oct 27, 2015

Randomly selecting a character class from the GameMode constructor using ConstructorHelpers::FClassFinder can result in default or null character being set when the level is reloaded. It appears tha ...

Anim Notify blueprints are included in packages when not referenced

UE - Foundation - Core - Cooker - Sep 17, 2018

Anim Notify Blueprints are included in Packaged builds of the editor even if they are not referenced. This does not occur with other Blueprint classes, such as Actor, although it may with some other ...

MediaTexture do not show video when playing a movie using Media Player in some Android devices.

Media Framework - Feb 13, 2018

Movie Player do not seems to play movie in some android devices. [Link Removed] You can simply run the attached project in android devices to see the movie is played as expected. ...

Sequencer Sub Sequence cannot play back from Master Sequence at a Time Scale under "1.0"

UE - Anim - Sequencer - Dec 13, 2018

Sequencer Sub Sequence cannot play back from Master Sequence, when the Property Time Scale is set to numbers under "1.0" ...

Imported animations don't import correctly when using same import settings as skeletal mesh it's based off

UE - Editor - Content Pipeline - Datasmith - Importer - Jul 10, 2019

When importing an animation using the same import settings as the imported skeletal mesh it is meant for part of the mesh is rotated 90 degrees around the root. The files that were used to verify th ...