Trying to use a button's default style to set the style of another button will result in a blank white texture

UE - Editor - UI Systems - Oct 19, 2015

If the user gets the default style of a button and then uses that widget style to set the style of another button the second button will then have a blank white texture for it's style rather than th ...

Some custom fonts break games that are launched in HTML5

UE - Editor - UI Systems - Mar 13, 2015

A user complained that a font was not showing up in their project. While investigating this issue, I found that certain fonts will cause the project to no longer work when launched to FireFox. The b ...

Widget components render on order of the closest widget to the screen.

UE - Editor - UI Systems - May 18, 2015

If the user uses multiple 3d Widget components with in a single actor they are rendered in order of the closest widget to the screen. This can cause widgets that are behind another widget to clip in ...

MoveToActor doesn't update AI's path on goal actor's move

UE - AI - Mar 16, 2015

A number of issues with MoveToActor have been observed in 4.7.2, including: 1. Not updating path on goal actor's move 2. hitting obstacles after path updating ...

Add Code to Project fails to add a class to the project

UE - Foundation - Core - Mar 16, 2015

Add Code to Project fails to add a class to the project. The project can't be reopened until the classes are manually removed and the project is recompiled. The following errors occur when using Add ...

NavMesh does not build correctly to SkeletalMesh collision

UE - AI - Mar 16, 2015

NevMesh cuts out holes for collision incorrectly with Skeletal Meshes. Skeletal Meshes with "Can Ever Affect Navigation" set to true and that have a Physics Asset are capable of causing this. ...

Texture Sample Parameters cause error when used in Make Material Attributes Material Function

UE - Graphics Features - Mar 17, 2015

When creating a Material Function for the use in a Layered material setup using the Make Material Attributes Node, you cannot use a Texture Sampler Parameter. Also Reproduced in Main Promotable-CL- ...

When using seamless travel in combination with the console command "Server Travel LevelName" Event End play nodes do not get a chance to fire off

UE - Gameplay - May 20, 2015

Licensee was having trouble removing widgets from the viewport on End play in the HUD blueprint. They were using Seamless travel for their game mode and they were changing levels with the console co ...

Game shifts position when switching between fullscreen and windowed mode

Tools - May 21, 2015

A packaged game that is ran with -fullscreen shifts position when entered windowed mode. I am not seeing this issue when running an unpackaged project with -game -fullscreen. I am also not seeing t ...

This Blueprint will not compile and causes a crash in 4.8

UE - Simulation - Physics - Mar 18, 2015

The MiningBuilding Blueprint in this user's project will not compile. Clicking the compile button never switches it to "Good to Go", and a warning that it needs to be compiled appears at PIE. Repro ...