Overridden functions in Child Blueprints cannot be converted to/from pure functions

UE - Gameplay - Blueprint - Jun 27, 2015

Overridden functions in Child Blueprints cannot be converted to/from pure functions. Reproduced in 4.8.1 and Main (//depot/UE4/Promotable-CL-2601051) ...

Clicking the Add Variable button in a Struct that is referenced as two inputs in a function that is called in an Actor Blueprint's Construction Script causes a crash

UE - Gameplay - Blueprint - Jun 28, 2015

Clicking the Add Variable button in a Struct that is referenced as two inputs in a function that is called in an Actor Blueprint's Construction Script causes a crash. This does not occur in the Even ...

World Position Offset Only Affecting the Z-Axis when applied as a Material to a Landscape

UE - LD & Modeling - Terrain - Landscape - Jul 6, 2016

When utilizing World Position Offset on Landscapes, the VertexNormalWS only pushes vertices in the vertical direction. Even if you are to sculpt an aggressive slope on the landscape, the vertices ar ...

Running a server from the editor will crash this project

UE - Networking - Mar 8, 2015

Running a server from the editor will crash this project. Reproduced by using UE4Editor <projectname> -server -log to run the editor. This does not occur with a new project in 4.7.2 or in Main. ...

Deleting a bound function from a widget sets the binding to None which causes compile to fail

UE - Editor - UI Systems - Mar 9, 2015

Deleting a bound function from a widget sets the binding to None which causes compile to fail. Deleting a bound function from a widget sets the binding to None which causes compile to fail The li ...

Re-importing JSON File Causes a Blank Editor Window Until the Asset is Reopened

UE - Editor - Content Pipeline - Import and Export - Jul 11, 2016

Re-importing a JSON file causes the asset window to be cleared out until the file is reopened in the editor. ...

Subobject instancing is broken and causes asserts when creating an instance of a blueprint class from non-CDO archetype

UE - Foundation - Core - May 13, 2015

When spawning an instance of a blueprint using an archetype that is not a class default object, child components will be attached to the template component instead of the instance. ...

Linux UI highlights when dragging the editor window

UE - Platform - Linux - Mar 2, 2016

Buttons and other UI elements of the Linux editor are highlighted when they are over the pointer's original click position. ...

Particle Lights do not honor Lighting Channel assignments

UE - Niagara - Jul 15, 2016

Particle system light's module does not use Lighting Channels. The particle system itself will accept lighting from it's assigned lighting channels but the lights spawned from the particle system, n ...

Logging in Shipping Builds on Android are not saving

UE - Platform - Mobile - Oct 17, 2016

Logs aren't being saved on Android devices, even when the source files are updated to reflect output logs. However, they were working in 4.12. iOS logs are showing up in shipping. ...