Updating project to 4.12 corrupts Additive AimOffset thumbnail, causing log spam

OLD - Anim - Jun 6, 2016

Updating project to 4.12 corrupts Additive AimOffset thumbnail, causing log spamLogAnimation:Warning: Setting an additive animation (Owen_AimOffset) on an AnimSingleNodeInstance is not allowed. This ...

Significant Frame Rate Drop When Multiple Persona Windows Docked in the Background

OLD - Anim - Dec 5, 2014

Windows: Opening a persona window causes the editor to lose approximately 10fps per window (4 persona windows open = -40fps) Even when docked and running in the background. Mac: Opening a persona w ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

UE - Graphics Features - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

Draw at desired size does not return to being false when unchecked

UE - Editor - UI Systems - Aug 4, 2017

When setting "draw at desired size" for a widget component to true, the "Draw size" will no longer respond to input. ...

Gear VR enabled distribution APKs should not be signed with v2signing with Gradle

UE - Platform - Mobile - Aug 11, 2017

Oculus store does not accept APKs signed with v2 signing from Gradle. ...

Collision generates overlap event without a Character triggering it

UE - Simulation - Physics - May 8, 2018

When using OverlapAll as a collision preset on a Cube, the collision will trigger when placed near a wall even if the Character has not collided with the Cube. ...

Selecting with eyedropper tool will select ChildActor

Tools - Sep 14, 2018

It can select ChildActor with the Eyedropper tool. Since ChildActor is an actor created temporarily, when you restart the Editor it becomes empty because there is no reference. When selecting AActor ...

Static Mesh 's Light Map Coordinate Index set to 4 and execute a light build, the result will be incorrect.

UE - Graphics Features - Oct 1, 2018

Light Map Resolution is set to a small value (4 or 8), it will build normally. ...

Calling "GetCameraImage" rapidly ~10 times causes ARKit camera feed to stop updating

UE - Platform - XR - Nov 8, 2018

If you call the "GetCameraImage" function rapidly ~10 times, it causes the ARKit camera feed to stop updating.  Waiting for awhile or tapping some more seems to bring it back.   Tested on macOS H ...

Crashes when copying an array of actors that implement an interface into an array of interface references

UE - Gameplay - Sep 17, 2019

When assigning an array of actors that implement a specific interface to an array of the specific interface the engine crashes. This doesn't happen if the actor array is put through a for each loop ...