Editor Crash when blueprint Self reference is passed by reference

UE - Gameplay - Blueprint - Feb 7, 2017

When a custom event has an input whose type is a reference to an object (Actor-Reference, Player Controller - Reference, etc) and is set to pass-by-reference, passing a reference to the "self" bluep ...

Can't undo blueprint/material movement done by arrow keys

UE - Gameplay - Blueprint - Feb 8, 2017

When moving nodes in materials and blueprints using the undo option doesn't undo the movements made by the arrow keys. This issue affects anything that uses nodes on an event graph. ...

Particle System Textures On IOS Do Not Use Correct Mip Level

UE - Graphics Features - Feb 8, 2017

Particle systems will appear very blurry once deployed to an IOS device. The particle system looks correct while using the mobile preview. Another important note is that if a static mesh is in the s ...

Set Array Elem is missing the Item checkbox when connected to an existing array variable

UE - Gameplay - Feb 8, 2017

Set Array Elem is missing the Item checkbox when connected to an existing array variable that was created separately. The checkbox is present if the Set Array Elem is created off of the array variab ...

Subsurface Profile Materials That Are Illuminated By Particle Lights Render White

UE - Graphics Features - Feb 9, 2017

Due to the changes made to subsurface profile (implementation of full resolution skin shading) it now renders white or with heavily faded base colors under certain conditions. In this case it is wh ...

Sound Mixes not working on Mac

UE - Audio - Feb 9, 2017

Sound Mixes do not seem to work for Macs. In this particular case I used the Push Sound Mix blueprint node to affect the currently playing sound in the level. This same project works fine on Window ...

Crash upon clearing Sequence Record settings in C++ with the window open

UE - Anim - Sequencer - Feb 10, 2017

Resetting the Sequence Record settings in C++ while the Sequence Recorder Window is open causes the editor to crash Regression?: No This also occurs in 4.13 ...

Dark Artifacts Appear On Meshes With "Use As Occluder" After Enabling DBuffer Decals

UE - Graphics Features - Feb 13, 2017

Objects set to "us as occluder" will create dark artifacts from certain view angles. For this to occur "DBuffer Decals" need to be enabled in the project settings. The licensee has noted that addi ...

Crash and Performance issues when Generating Foliage using the Procedural Foliage Volume

UE - World Creation - Worldbuilding Tools - Foliage - Feb 14, 2017

Users are reporting crashes and poor performance when generating foliage using the Experimental Procedural Foliage Volume tool. Regression? Yes, this does not occur in the previous engine version o ...

Additional input can be impossible after clicking an SButton in an Editor Window plugin

Tools - Feb 14, 2017

When a Level Sequence Player is created by clicking an SButton in an Editor Window plugin, any other buttons in the plugin window can no longer be interacted with until a click is made outside of th ...