Code based BT task breaks after closing/reopening the editor

UE - AI - Sep 9, 2015

A behavior tree task created in code will break in the editor behavior tree. The BTTask node shows as red and says that the class cannot be found. Node must be deleted and replaced to fix the erro ...

Media Texture Not Displaying When Launched to Android Device

UE - Rendering Architecture - Materials - Dec 17, 2015

UPDATE: 12/23/2015 This appears to be occurring on packaged projects for Win64 as well. ====================================================================== When attempting to launch a level t ...

Using the Set console command to change a value at runtime causes a crash

UE - Gameplay - Dec 9, 2015

When using the Set command to change the value of a class at runtime, the game instance will crash with an access violation. Note: This needs to be done in Standalone or a packaged version for this ...

Destructible does not return Hit Bone Name when using OnComponentHit Event

UE - Simulation - Physics - Destruction - Feb 17, 2016

When using a Destructible Mesh in a bluprint and trying to return the Hit Bone Name will result in "none" being printed. However, using a simply line trace from the individual bone names from a frac ...

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors

UE - Gameplay - Blueprint - Feb 2, 2017

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors. This seems to be contained to Child Actor Components that are inherited by a Child Actor Clas ...

Android Improved Virtual Keyboard cannot receive non-English characters.

UE - Platform - Mobile - Jun 7, 2017

Currently, Improved virtual keyboard in Android only receives English characters and special characters. Need support for other languages. Investigate the bug and research what's needed to make IME ...

World Origin Shifting Rendering Desync On Play

UE - World Creation - Worldbuilding Tools - World Composition - Jan 27, 2020

Custom Stencil Buffer Visualization Doesn't Render Custom Stencil Depth

UE - Graphics Features - Feb 6, 2020

The Buffer Visualization (Custom Stencil ) doesn't render assets that have "Render CustomDepth Pass" enabled. Found in 4.24.2 CL#10758860 Reproduced in 4.23.1 CL#9631420, 4.25 Main CL#11223911 ...

Space Bar pressed event not received in Windowed mode

UE - Editor - UI Systems - Slate - Jun 1, 2020

Making a hidden level the current level changes tile position in World Composition

UE - World Creation - Worldbuilding Tools - World Composition - Nov 26, 2020