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 ...

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. ...

Fix center of mass calculations with welding.

UE - Simulation - Physics - Aug 25, 2016

Welding components uses precomputed weights for to determine center of mass for the actor. This can cause problems when users want to specify custom weights for certain components. ...

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. ...

Using a controller in HTML5 causes error

UE - Platform - Mobile - Mar 17, 2016

When using a controller in HTML5, the project crashes within the browser. However, this does not occur on Google Chrome. FireFox/Nightly crashes on launch on as well as packaging and running the pro ...

Set Sound Mix Class Override still Playing Sounds in Certain Conditions

UE - Audio - Oct 7, 2016

When using the Set Sound Mix Class Override within blueprints, the playback of any subsequent sounds seems offset or incorrect. This is apparent when using a Delay node. ...

Crash with assigning APEX Cloth that uses a custom graphical mesh

UE - Simulation - Physics - Feb 24, 2015

When a graphical mesh is used to create a lower LOD for cloth assets and the Cloth FBX has the APB assigned to the material for the cloth there will be a crash. ...

Forward Rendering with Metal is stretched on iOS

UE - Platform - Mobile - Aug 19, 2015

When you turn off 'Supports Open GLES2' from the iOS settings and package a game with 'Support Forward Rendering with Metal (A7 and up devices)' the textures/materials are stretched across the objec ...