When adding a MovieSceneObjectPropertyTrack and section via python, the new track is not initialized.

UE - Anim - Sequencer - Mar 28, 2025

When you add a track for an Object property via python, the track does not initialize properly and the widget on the track for choosing a new object does not populate typed. This is even after setti ...

Console window is locked when casting to the player controller

UE - Editor - UI Systems - Jul 13, 2015

User has reported that access to the console window is locked when using this setup. ...

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client

UE - AI - Dec 7, 2015

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client. The Client cannot use the nav mesh. This is a regression: this did not occur in 4.9.2 (th ...

Setting Standalone Window Sizes within Editor Preferences not working as Expected

Tools - Feb 24, 2016

While testing the 'Shot' command for a user on the AnswerHub, I discovered the reason for the incorrect resolutions of his screenshots, was due to the fact the 'Standalone' window resolution set wit ...

CheckDefaultSubobjects() appears to not properly validate Blueprint Class instances

UE - Gameplay - Blueprint - May 17, 2016

It looks like maybe CheckDefaultSubobjectsInternal() isn't set up to handle non-native (i.e. Blueprint) class types? As well as AActor::CheckActorComponents() perhaps? ...

Unable to see a Texture Format when using the Launch On feature

Tools - Jan 21, 2015

When you Click the Arrow down to the right of the Launch On button, The texture format for an Android device is showing as a jumbled mix of numbers and letters and not in any specific format. ...

Max tick rate not being enforced in the standalone game

UE - Gameplay - Dec 29, 2014

The original bug report is unclear – of course framerate of the game on PC will not match device – but QA has found a bug here. Seems like the game thread max tick rate is not being enforced in the ...

Shadow Physics Assets drop-down is visible in the Destructible Mesh Editor

UE - Simulation - Physics - Destruction - Aug 10, 2016

The option to assign a Shadow Physics Asset is located in the Destructibles Details panel even though they are only supported for Skeletal Meshes currently. This assigned shadow physics asset cannot ...

Custom Impact Resistance does not work

UE - Simulation - Physics - Destruction - Jul 14, 2015

In the destructible editor, the Custom Impact Resistance flag does not work. After adjusting the Impact Resistance value and then disabling it, user will see the same behavior. ...

Splitting rotation pins causes values to swap around

UE - Gameplay - Blueprint - May 27, 2016

When a rotation pin with set values is split into three float pins, the values set for (X,Y,Z) rearrange themselves in the new float pins as (Y,Z,X). ...