"Failed to initialize LibOVR" error when launching the editor without OVR SDK

Virtual Reality - Dec 13, 2016

REGRESSION Yes, did not occur in //UE4/Main at CL 3231640. When launching the editor without having the OVR SDK, user receives a "Failed to initialize LibOVR" error message with CAPI Error: -3001. ...

Data loss caused by C++ Child Actor Component when compiling Child BP

Gameplay - Blueprint - Dec 22, 2016

Having Child Actor Components that are set in code can cause data loss upon compiling the blueprint. In this particular scenario, there are two custom Actor classes involved, MainActor and SubActo ...

Crash in Forward Renderer DX11 RHI Impl when using VR PIE

Virtual Reality - Dec 4, 2016

// enforce color target is <= depth and MSAA settings match if(RTTDesc.Width > DTTDesc.Width || RTTDesc.Height > DTTDesc.Height || RTTDesc.SampleDesc.Count != DTTDesc.SampleDesc.Count || ...

Dithered LOD Transition Has Visual Pop

Rendering - Dec 28, 2016

When a static mesh that is placed in the scene begins to transition using dithered LOD, The LOD that is being transitioned away from will "POP" in at full opacity for a moment just before the dither ...

Cannot open Anim Notify Manager

Anim - Animation - Jan 3, 2017

Cannot open Anim Notify Manager. Right Click>Manage Notifies doesn't open it and the Manager no longer appears in the Window Menu. Regression: YES Broken: 3224400 (4.14.1) Worked: 3172292 (4. ...

Crash: Using Sequencer to attach an actor with multiple skeletal mesh components crashes the editor

Sequencer - Nov 30, 2016

When using an Attach track in sequencer to attach an actor that contains more than one skeletal mesh component, the UI to choose which mesh component to attach to pops up, but then the editor hangs ...

Child Actor component is duplicated in Standalone Game

Gameplay - Jan 12, 2017

Child Actor component is duplicated in Standalone Game. No other play modes or packaged game are affected. The additional actor will disappear after 1 minute. *This is a regression: Doesn't occur ...

iOS Device displays textures darker than in Editor

Platform - Mobile - Jan 30, 2017

The issue is that on iOS devices textures are displaying significantly darker than expected. I did a color calibration with my monitor to get a more accurate representation of the texture. I set th ...

TAutoPtr uses default copy / move constructors which can cause dangling references.

Core - Aug 2, 2016

TAutoPtr uses default copy / move constructors which can cause dangling references. This means there are a number of cases (copying auto pointers in inner scopes, passing auto pointers by value, et ...

Shader Model 5 and Tessellation causes unintended effects on Linux

Platform - Linux - Jul 6, 2016

Using Shader Model 5 and tessellation on Linux gives strange results that are not present when used on Windows ex: 1) When using Shader Model 5 on Linux, turning on Translucent blend mode and Tesse ...