LandscapeMountains demo has large performance drops at various locations around map

Docs - Samples - Dec 2, 2014

Landscape Mountains experiences heavy performance drops at various locations on map, specifically around ice lake in middle of map or when crashing. FPS varies from 50 FPS down to 11 FPS. ...

FBX: Camera imports to Matinee with skewed position and rotation

Tools - Jan 21, 2016

When reimporting a .FBX matinee Actor, the X and Y axis of the animation are interchanged. ...

Setting the cursor in the behavior section of the details panel for a widget does not work

UE - Editor - UI Systems - Jul 20, 2015

The cursor option within the behavior section of the details panel for widgets does not set the cursor when the widget is hovered. ...

Virtual Joysticks do not work when running multiple clients in PIE

UE - Gameplay - Input - Jul 20, 2015

When using PIE to simulate multiple clients the virtual joysticks only work on the last client spawned. When using the other clients the joysticks to not move the player. Note: In the Third person ...

TArray<UClass*> in UFunctions are not handled correctly in generated code

UE - Foundation - Core - Feb 27, 2015

Reported on AnswerHub, but confirmed locally. Generated code converts the TArray<UClass*> into a TArray<TSubclassOf<UObject>>, which doesn't compile because TArrays are not compatible in that way. ...

JSON seems to break commandline in automation framework commandlines.

UE - Automation Test - Nov 24, 2015

Complex tests whose commandlines are created with JSON seem to be ignored by the automation framework. ...

Change FMacPlatformProcess::ExecProcess to read from pipe while the process is running

UE - Platform - Apple - Nov 27, 2015

We think that the reason users are having problems with svn on mac is that the platform implementation of ExecProcess waits until the process has shut down before any data is read off the pipe. This ...

8 bit resolution darker than 16 bit resolution inside UE4

UE - Graphics Features - Oct 8, 2015

8 bit textures are darker than 16 bit textures inside of editor. ...

GameMode::InitNewPlayer trims player name at hardcoded 20-symbols limit

UE - Gameplay - Oct 29, 2015

Need to generally address how to clamp player name. InitNewPlayer seems to be the only place where player name length is enforced, and it's enforced in a poor way. Needs to be enforced uniformly acr ...

Inputs on Find Item Node Can be Connected to Executions

UE - Gameplay - Blueprint - Jun 27, 2016

When using a Find Item node to search for something in an array, you are able to connect execution pins to the node, which then changes it to require an array of execs as an input. ...