Crash Occurs when pressing PIE after changing the Default Cursor in Project Settings

Tools - Feb 10, 2015

If a custom cursor is applied through Edit > Project Settings > User Interface Default Cursor and then the user attempts to launch their game the editor crashes. ...

Setting a 3D widget's space setting to Screen instead of World while in split screen will cause major graphical errors

UE - Editor - UI Systems - Feb 10, 2015

Changing the 3D widget's space setting to screen instead of world in split screen causes major graphical errors as seen in the attached project. ...

Void Interface functions cannot be overridden in Blueprints

UE - Gameplay - Blueprint - Feb 10, 2015

A Blueprint Interface function that does not have an Output cannot be overridden in a Blueprint implementing that function. The function does not appear in the Interface section of the My Blueprint ...

Externally Referenced error is produced after cloning a 4.6.1 project and converting it to a 4.7.6 project

UE - Foundation - Core - May 13, 2015

A User in unable to save there project because of they get warnings for all of the objects in their scene saying they are externally referenced. This happens after cloning a project and then convert ...

All clients return "Client -2:" when using a print string in UMG

UE - Gameplay - Jul 5, 2016

All clients return "Client -2:" when using a print string in UMG ...

Details panel for Components of a custom inherited ActorComponent class is uneditable

UE - Gameplay - Blueprint - Jul 5, 2016

When a component is added to an ActorComponent class, and the ActorComponent is then added as a component to another class, the first component appears in the blueprint hierarchy but its detail pane ...

Crash when rendering cinematic in a Separate Process without "-NoLoadingScreen" cmd argument

UE - Anim - Sequencer - Jul 5, 2016

Crash when rendering cinematic in a Separate Process without "-NoLoadingScreen" cmd argument. Occurs in 4.12 and 4.13 in both Matinee and Sequencer Error message: Assertion failed: SizeX > 0 && S ...

Undo when modifying a single channel causes Entire Actor track to be selected

UE - Anim - Sequencer - Jul 6, 2016

Undo when modifying a single channel causes Entire Actor track to be selected. This is problematic when you're trying to modify just the X, Y, or Z channel in the Graph Editor. ...

Vive loses focus when packaging for windows

UE - Platform - XR - Apr 8, 2016

The Project loses focus when entering VR mode in a packaged game when using the VIve ...

Adding an Event Dispatcher to a Template Character Blueprint Causes Increase in Compile Time

UE - Gameplay - Blueprint - Jul 8, 2016

Adding an event dispatcher to one of the pre-created character blueprints in the template projects causes an increase in compile times. This does not occur with a blank actor or character blueprint ...