Collision jitters when going up stairs, causing erratic overlap events.

UE - Simulation - Physics - Jan 11, 2016

When overlapping with another object while moving up stairs with a character, the overlap events (OnBegin / OnEnd) that occur will be called multiple times in an alternating fashion. This will also ...

Spline components no longer have static/movable option

Tools - Nov 5, 2015

Spline components cannot be set to static/movable in blueprints. ...

Static/Movable Tooltip shows odd symbols

Tools - Dec 17, 2015

The tooltip for Static/Movable/Stationary lighting in the details pane of the main viewport show odd symbols before additional information points. See attached image. ...

D3D11 error when opening a level after version change

UE - Graphics Features - Sep 23, 2015

After converting from 4.7.6 to 4.9.1 specific maps won't open and will crash the editor with a D3D11 error. This has been reported by multiple users but has not been reproduced internally. CrashRe ...

Memory leak when opening and closing blueprints

When opening and closing blueprints within the editor, the memory continues to go up and doesn't seem to release the memory once the blueprint editor is closed. ...

marquee selection in orthographic view selects all bsp brushes, even those not located within marquee selection.

UE - LD & Modeling - Modeling Tools - BSP - Jan 14, 2015

Marquee selection in an orthographic view selects all bsp brushes in level, even if they are not under the marquee selection. ...

Blueprint based on custom Vehicle class can't be edited after closing/opening the editor

UE - Gameplay - Blueprint - Sep 8, 2015

If a custom class named Vehicle is used as the base of a blueprint, closing and reopening the editor prevents the blueprint from being opened. The editor reports that the derived class is invalid. ...

Package game fails after creating plugin through editor

Tools - Sep 3, 2015

After creating a plugin in using the New Plugin button in the editor the project will fail to compile. ...

Move Directly Toward Not Working Without NavMesh

UE - AI - May 18, 2016

The Move Directly Toward task does not seem to be working without a Nav Mesh in the level. Based on the tooltip "moves directly to the target without regard to any navigation system", it is expected ...