Lengthy Compile Times on Blueprints Containing an Array of Self References When Multiple Instances Exist in the Level

UE - Gameplay - Blueprint - Oct 11, 2016

There are lengthy compile times with a blueprint with 50+ instances in the level that contains an array of self references. On lower-end machines, the compile times are upwards of 10 seconds. Found ...

CRASH: Editor Crashes When Minimum Value of X Axis Range in 1D Blendspace is not set to Zero

OLD - Anim - Nov 17, 2014

Crash Reporter: [Link Removed] In a Blend Space 1D, setting the minimum value to any variable other than zero then applying and saving results in the editor crashing. Since being labeled "fixed," ...

Cannot Include VoiceInterface.h Without First Including OnlineSubsystem.h

UE - Networking - Nov 30, 2016

Including VoiceInterface.h causes compiling to fail until you include OnlineSubsystem.h in the same file. This is not expected because VoiceInterface.h is part of the OnlineSubsystem module which ...

Forward Shading: Scene Capture 2D crash when assigning a RGB Capture Source

UE - Graphics Features - Dec 12, 2016

When using Forward Shading for the project, if you assign a source target to a SceneCapture2D and use either BaseColor in RGB or Normal in RGB the editor will crash. Tested with: Broken: 4.14.1 B ...

Crash when a material with a texture parameter is deleted when it has instances with static permutations

UE - Graphics Features - Dec 28, 2016

This was the simplest solid repro I could get on this bug. The callstack is similar to [Link Removed] Also came across several Shader Compiling Manager crashes while attempting to repro this crash ...

MIDIDeviceController.h causes compilation errors when included in an external module

UE - Audio - Jan 16, 2017

When you attempt to access MIDIDeviceController.h in your own project, it'll fail when you include it. This is the main error, while the other is a syntax error: missing type specifier - int assume ...

Content Examples: Blueprints_Overview Stand 1.7 Spark particle system does not fire from coin

Docs - Samples - Jan 19, 2017

During runtime, the red coin in Stand 1.7 on the Blueprints_Overview map of Content Examples should emit a large spark particle system 5 times. While investigating, I tried disabling "Use Fixed Rel ...

Attenuation wireframes not visible if the attenuating actor is selected on PIE exit

UE - Gameplay - Jan 27, 2017

REGRESSION No, occurs in 4.14. If the user has an attenuating actor selected while they go through a PIE session, the attenuation wireframes will not be visible when they exit PIE. They will need ...

Enabling "Support Deferred Rendering with Metal" Crashes on IOS device

UE - Platform - Mobile - Feb 8, 2017

After enabling "Support Deferred Rendering with Metal" and then launching to an IOS device (in this case iphone 6+) the game will no longer open and run. REGRESSION? Yes Worked in Binary 4.13.2 C ...

DoNotCreateDefaultSubobject is not recognized when an actor is duplicated

UE - Foundation - Core - Mar 17, 2017

Adding DoNotCreateDefaultSubobject to a class after placing an instance of that class in the viewport will fail to be recognized when duplicating the placed instance. This is not a hot reload issue ...