InstancedStaticMesh instances fail to render on a mobile device

UE - Graphics Features - Nov 13, 2014

When a project with an InstancedStaticMesh is used in a level, the static mesh is failing to render on a mobile device Tested on a nexus 5 and an iPad air OS 8.1 ...

Rendering issue when moving the Collision Presets' Edit Profile window

Tools - Nov 20, 2014

The user is reporting a rendering issue when moving around the Edit Profile window in Project Settings > Collision > Presets. Dxdiag is attached. The user has an HD7950 and has updated to the late ...

The Color Picker in the Material Editor doesn't pick colors from windows outside of the editor anymore

UE - Rendering Architecture - Materials - Nov 19, 2014

The Color Picker/Eye Dropper in the Material Editor doesn't register colors from any windows outside of the editor anymore. Changelist #2337679 (Not working here of any changelist created after it ...

The constructor for the FWheelSetup struct in WheeledVehicleMovementComponent is in the .cpp file instead of the .h which can prevent projects from building if they contain a custom class deriving from WheeledVehicleMovementComponent.

UE - Simulation - Physics - Nov 19, 2014

When a code class deriving from WheeledVehicleMovementComponent is created in a Vehicle Advanced template project, the user is required to include a constructor for the FWheelSetup struct in Wheeled ...

FTextLocalizationManager::UpdateFromLocalizationResource is discarding data

UE - Editor - UI Systems - Localization - Mar 1, 2016

FTextLocalizationManager::UpdateFromLocalizationResource is loading LocRes data into a temporary, rather than loading it into a reference to an entry in LocalizationEntryTrackers. ...

Player Gets Booted After Immediately Rejoining a Steam Lobby

UE - Online - Dec 16, 2015

Several licensees have reported this issue. It is caused by FSocketSubsystemSteam::UnregisterConnection being called twice - once after the player leaves the game, and once when it is garbage collec ...

Moving or changing the name of a project's GameInstance will switch the Game Instance Class to None and crash launched games

UE - Foundation - Core - Nov 26, 2014

If the GameInstance set in Project Settings > Maps & Modes > Game Instance Class is renamed or moved to another folder, the Game Instance Class is switched to None. This causes a launched game to cr ...

Behavior Tree Service Deactivation is called after Blackboard Component is destroyed

UE - AI - Jul 23, 2015

When exiting PIE the Behavior Tree Service Deactivation is called after Blackboard Component is destroyed. ...

Comparing BB entries doesn't work

UE - AI - Feb 25, 2015

UBlackboardComponent::CompareKeyValues contains a bug and instead of using KeyType's default class object it uses UBlackboardKeyType's which results in comparison of memory addresses. This obviously ...

4.7 Regression: Character::OnJumped_Implementation() not virtual and will skip user implementation or fail to compile

UE - Gameplay - Feb 25, 2015

Character::OnJumped_Implementation() should be virtual or users' custom implementations will not be called. If they declare it with "override" their code will fail to compile. Already fixed in Main ...