Overriding functions from a parent class then creating a child class creates two copies of the function in the child class.

UE - Gameplay - Blueprint - Jan 14, 2015

When a child blueprint is created from a child of another blueprint that has overridden a function of the original parent blueprint, the child of the child will have two copies of the function. ...

Editor crashes when child blueprint uses billboard in construction script

UE - Gameplay - Blueprint - Jun 24, 2015

The editor is crashing when a child blueprint uses a billboard in the construction script after hovering over 'apply instance changes to blueprint' from the details panel. ...

Skylight Indirect lighting Intensity has no effect

UE - Graphics Features - Dec 28, 2015

The Skylight actor has minimal effect on indirect lighting compared with 4.10.1 and the Indirect Lighting Intensity slider has no effect at all. Image attached for comparison bwtween 4.10.1 and 4. ...

Lens Flare and Bloom do not work for local multiplayer

UE - Graphics Features - Jan 22, 2015

Using a post process volume with lens flare and a bloom enabled do not appear functional in split-screen multiplayer. Other selections in the PPV work as intended (ie. Fringe, Ambient occlusion). ...

10 Pixels Added to Width & Height of Floating Editor Windows Each Time Project is Reopened

Tools - Dec 14, 2015

Each time the editor opens a project, the INIalt text file changes, adding 10 pixels to the width and height of floating sub windows, thus negating the usefulness of the "Save Layout" feature. *Obs ...

Default Value is lost, when variable is renamed

UE - Gameplay - Blueprint - Aug 10, 2016

Collision Responses will reset to previous setting after changing the Preset Collision Profile

OLD - Anim - Mar 1, 2017

Collision Responses will reset to previous setting after changing the Preset Collision Profile. After the change is made and "Accept" is pressed, the Collision Responses will still have the old ch ...

Server crashes when client connects after Server has reloaded a sublevel with a deleted actor

UE - Networking - Jul 13, 2017

UNetDriver::DestroyedStartupOrDormantActors maintains a list of deleted startup (and dormant) actors. This is used to notify clients that have joined the server of Actors that need to be destroyed ...

Level Sequence option "Allow Level Edits Only" causes Frame Rate drop when used

UE - Anim - Sequencer - Aug 15, 2017

When using the new option "Allow Level Edits Only" there is a drastic frame rate drop while playing the sequencer. This frame rate drops when only using this option. Versions Tested: 4.16.3 - CL: 3 ...