Game window renders transparent when launched with -game -log commands on Mac

UE - Platform - Apple - Oct 31, 2016

This is only occurring on Mac and only in OSX 10.12. This is also a regression from 4.13 Right clicking in the dock, Show all windows, and selecting the game window does NOT fix the issue. Runnin ...

Crash when Toggling Landscape Mode with Hidden Sub-Level containing a Landscape

UE - LD & Modeling - Terrain - Landscape - Oct 28, 2016

A crash occurs when you have a hidden Sub-level containing a landscape and you attempt to toggle the Landscape Mode after re-opening the project. The licensee has authored their own fix for this is ...

Source assumes that TG_PrePhysics is the first tick group

UE - Gameplay - Feb 16, 2016

Licensee has reported an issue with the source code and proposed a fix. The issue is that the source is assuming that TG_PrePhysics is the first tick group in all cases. Information can be found abo ...

Code based interfaces do not appear in Interface selection dropdown

UE - Gameplay - Blueprint - May 4, 2017

When adding an interface to a blueprint, only blueprint created interfaces are available. Engine / custom interfaces written in code are not listed. Regression: Yes - custom interfaces are present ...

[CrashReport] Mac crash in FMinimalDummyForwardLightingResources

UE - Graphics Features - Jan 18, 2017

This is a frequent crash occurring in the 4.15 Preview. No other information is currently known. Regression? Yes - there is no evidence of this occurring in 4.14 ...

MatineeFightScene too dark due to tonemapperfilm changes

Docs - Samples - Jan 31, 2017

MatineeFightScene is heavily dependent on the old Film settings in the tonemapper. Since 4.15 made changes to this, the scene is extremely dark. The project needs r.TonemapperFilm=0 added so that i ...

Right side of viewport renders black in stereoscopic

UE - Graphics Features - Jan 19, 2017

When in VR preview the right eye is solid black. This has been reproduced on multiple machines using both the Oculus and HTC Vive. The same effect is also achieved when running -emulatestereo – ...

Add button in Override Materials property is not responding.

Add button in Override Materials property is not responding in Skeletal Mesh > Rendering section in detail panel. This is not responding from 4.15 and above. ...

Crash upon launching packaged game with nativized blueprints that include Add Child Actor Component node with a class already set

UE - Gameplay - Blueprint - Jun 14, 2017

When using the Add Child Actor Component node with a class set on the node with Blueprint Nativization enabled, the packaged game crashes upon launch. A workaround for this is to leave the class bla ...

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location

UE - AI - Jul 14, 2015

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location. From fix CL 2619989: "Fixed FloatingPawnMovement component's issue when controlling AI pawn. Basicall ...