DrawMaterial() Function not Rendering Translucent Material to HUD

UE - Graphics Features - Sep 4, 2015

After creating a new HUD blueprint class and calling it to render a translucent material, the material does not render at all. This is not the case with any other Blend Mode when called to render to ...

LIVE: StartFPSChart Command references an invalid command in the console

UE - Foundation - Core - Nov 14, 2014

The Command "StartFPSChart" references an "EndFPSChart" which is not recognized and should reference "StopFPSChart" ...

Using the console command ProfileGPU while the Oculus DK2 is plugged in will cause Standalone game to crash

UE - Platform - XR - Nov 21, 2014

Using the console command ProfileGPU while the Oculus DK2 is plugged in will cause Standalone game to crash. The editor however will not crash, just the Standalone game. ...

Crash Building Lighting with Tile Map in Level

UE - Gameplay - Paper2D - Jul 2, 2015

Built Lighting with Tilemap in ViewportSaved Paper2D Project after editing blueprint graph Building lighting with a non-empty Tilemap causes crash. The editor builds fine with an empty Tilemap howeve ...

Importing DDS Cubemap with a resolution of 2048 takes 20 mins to import

UE - Graphics Features - Mar 5, 2015

Importing a DDS Cubemap with a resolution of 2048 takes approximately 20 mins to import into the engine. It will seemingly freeze the engine for the duration of the import. Also reproduced in Prom ...

GetActorsPerception useless in 4.7

UE - AI - Mar 11, 2015

The new AI Perception system's BP API, marketed in release notes, depends on UAIPerceptionComponent::GetActorsPerception, that, as one AnswerHub user points out, is useless due to a buggy condition ...

Changing the Root of a reparented Blueprint crashes the editor

UE - Gameplay - Blueprint - Apr 14, 2015

Changing the Root of a reparented Blueprint crashes the editor with no Crash Reporter dialogue. Log from 4.7.5 attached. Reproduced in 4.7.5 binary and Main (//depot/UE4/Promotable-CL-2507843) ...

FBX Import into Level node rotation

UE - Editor - Content Pipeline - Import and Export - Aug 9, 2016

User has pointed out that generating FBX files through C++ causes the level nodes and a light node. I'm not fully versed with this, so the notes from the user may be more helpful for their descript ...

Linux: crashes during crash handling

UE - Platform - Linux - Aug 9, 2016

It has been observed that crash handler can now corrupt memory during __cxa_demangle (from libc++). Repro steps listed here are just one of possible ways to trigger it, very similar crashes have bee ...

Audio stops working when unplugging and replugging USB headset

UE - Audio - Jan 19, 2016

Game sounds can no longer be heard after unplugging and re-plugging back in a USB headset during a match. This also occurs when plugging a USB headset anytime during the course of the match. ...