Typo in Auto Activate Tooltip within Blueprint Components

UE - Gameplay - Oct 12, 2015

Blueprint tooltip on auto activate within a blueprint component reads: Whether to the component is activated at creation or must be explicitly activated. It should read: Whether the component ...

Shuffling often does not shuffle last index of array

UE - Gameplay - Blueprint - Oct 7, 2015

Shuffle disproportionately does not shuffle last index in the array when using the "Shuffle Array" node. ...

Swarm Agent Local Host of Coordinator not showing up in Coordinator

UE - Foundation - Core - May 26, 2015

A Computer which is hosting the Swarm Coordinator no longer shows up as a viable Swarm Agent Computer and if that computer builds lighting will only use itself and not any available agents. Also re ...

Editor slows exponentially when selecting an instanced static mesh in viewport that has a large number of instances

Tools - Jan 19, 2015

Editor slows down exponentially when spawning in a large quantity of instanced meshes. ...

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. ...

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 ...

Changing Physical Surface Name and Reassigning It From Default Value Crashes

UE - Simulation - Physics - Oct 18, 2016

Changing the name of a physical surface that has already been applied to a physical material will cause a crash, if you try to reapply the renamed physical material from default. The physical materi ...

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. ...

Removing and replacing an Atmospheric fog causes hard line issue in SkySphere

UE - Graphics Features - Dec 28, 2015

When deleting and replacing the atmospheric fog with another atmospheric fog there will be a noticeable artifact near the sun disc from the SkySphere. Image attached. Tested in 4.11 stream CL-28 ...