Assert caused by using FText::FromStringTable to initialize a FText property in the constructor of a UStruct based off FTableRowBase

UE - Foundation - Core - Jan 4, 2019

When using FText::FromStringTable to initialize an FText variable in the constructor of an FStruct that inherits from FTableRowBase, an assert is caused due to recursion. The assert is as follows:As ...

Particle System Warmup Time causing Crash with Light Module and High Quality Lights

UE - Graphics Features - Oct 7, 2016

A crash occurs when Opening a level with a Particle System that contains a warmup time and a Light module with High Quality Lights checked. This crash seems very isolated and specific as it does no ...

BeginPlay has inconsistent behavior

Tools - Feb 23, 2015

Certain calls made on Begin Play do not function as expected. Users expect BeginPlay to be called when the game is loaded/playable EX: Using GetViewportSize on begin play will return 0 for X and Y ...

Update Oculus Audio SDK

UE - Platform - XR - May 19, 2016

The current version of the oculus audio SDK fails to initialize for some clients. We haven't been able to reproduce the problem internally but we're told from Oculus that updating the SDK will fix t ...

Sequencer Auto-key will incorrectly place a key for rotation if the object's rotation is not between -180 and 180

UE - Anim - Sequencer - Aug 17, 2016

Sequencer prefers rotation to be specified between -180 and 180, while the details panels prefer between 0 and 360. When auto-key is on, sequencer will add a key that does this conversion despite th ...

Investigate intermittent crash in CacheOptimizeIndexBuffer on Editor startup on Linux

UE - Platform - Linux - Nov 23, 2015

Building 4.10 from the GitHub release branch on Linux fails to open after install and instead crashes Community Suggested Fix: Switching triangle order optimization off with r.TriangleOrderOptimiza ...

Sublevel moves away when undoing the level visibility change

Tools - Nov 21, 2016

When you have a sub level with some level transform, changing its visibility then doing undo makes the sub level moved away as if the level transform applied twice. I could repro the issue in 4.13. ...

UWheeledVehicleMovementComponent no longer contains an IsFalling variable

UE - Gameplay - Dec 8, 2016

UWheeledVehicleMovementComponent no longer has an IsFalling variable. It originally inherited from UPawnMovementComponent which it gained this variable from but now inherits directly from UMovementC ...

Crash on built project from Manual focus change of Cine Camera as Player Pawn

UE - Gameplay - Mar 20, 2017

Crash on built project from Manual focus change of Cine Camera as Player Pawn Regression: Effects version 4.13.2 , 4.14.3, and 4.15.0 binary versions ...

Particle Bounds Don't Update Correctly After Moving Particle Component Via BP

UE - Graphics Features - Mar 30, 2017

It appears that particle components don't update their bounds correctly when they are moved in a scene. If a particle emitter isn't currently visible at the start of the game it will remain culled. ...