Delay nodes used in a macro cause subsequent macro calls during the delay to never complete

UE - Gameplay - Blueprint - Sep 6, 2016

Calling a macro that has a delay node again before the original call's delay could finish will cause the second call to be ignored when reaching the delay node. This did not occur in 4.12.5 and is n ...

Set Physical Material node in BP do not work with Destructibles

UE - Simulation - Physics - Destruction - Apr 7, 2015

Using the Set Physical Material for Destructible does not work currently. In comparison with a static mesh physical material will change via key press during gameplay. ...

Restore Open Asset Tabs on Restart Becomes Unselected upon Restart

Tools - Jan 5, 2016

Although Asset Tabs will be restored, the option to "Restore Open Asset Tabs on Restart" in the Editor Preferences becomes unchecked after a crash thus causing the user to remember to select it afte ...

Memory Leak in Actor Component Blueprints

UE - Gameplay - Blueprint - Dec 2, 2015

Slow memory leak occurs after opening Actor Component blueprints. ...

Draw Line in HUD does not respect alpha < 1.0

UE - Gameplay - May 2, 2016

Draw Line in HUD does not respect alpha < 1.0, instead drawing completely opaque in all circumstances. Regression (No) issue (does) occur in 4.10.4 ...

Collision Preset Cannot Be Changed On an Actor Containing a Scaled Root Component

UE - Gameplay - Jan 15, 2016

In an actor that contains a scaled root component, it is not possible to change the collision presets on an instance of that actor if you are using the Viewport's Details panel. However, in the blue ...

FBX imports non-sequentially named Skinxx id's will not import all material elements

UE - Editor - Content Pipeline - Import and Export - Jan 25, 2016

When importing an asset that is using the naming convention for SkinXX to order material elements does not work properly when the elements are not sequential. Any material that is not in sequential ...

iMac: Whenever _AMDDeviceDetached event occurs, the editor hangs.

UE - Platform - Apple - Nov 4, 2015

The user is reporting that, on their iMac, Whenever _AMDDeviceDetached event occurs in the Activity Monitor, the editor hangs utilizing a reported 101% of the CPU. *The user claims this is 100% re ...

Crash when opening a blueprint that referenced a struct blueprint that no longer exists

UE - Gameplay - Blueprint - May 28, 2015

If a user creates a struct blueprint then references it in another blueprint and then deletes the struct while the editor is closed, the referencing blueprint will crash when opened. ...

Merge an actor that contains Instanced Static Mesh components will reset to 0,0,0

UE - World Creation - Worldbuilding Tools - HLOD - Jan 31, 2017

Merge an actor that contains Instanced Static Mesh components will reset to 0,0,0. The Instanced Static Mesh components must be set using the Add Instance node through the Construction Script for th ...