AssetManager does not correctly call delegates if bShouldUseSynchronousLoad is true

UE - Gameplay - Oct 3, 2018

There's a bug in UAssetManager::LoadAssetList where the passed in DelegateToCall is not being called in the bShouldUseSynchronousLoad case. This can cause gameplay logic to fail when that bool is tr ...

Removing a parameter from a blueprint function in a library can cause actor classes calling it to lose their parent or instance data

UE - Gameplay - Blueprint - Oct 4, 2018

Compile errors caused by an actor calling a function with something hooked up to a removed parameter can cause that actor to lose it's place in the hierarchy. Typically, the actor will be fixed once ...

Multi-User Template Project holds at 95% for a very long time

UE - Editor - Content Pipeline - Datasmith - Importer - Oct 9, 2018

I have now waited over 25 minutes to open the Multi-User project template, and it will not move past 95%.  I have attempted this twice with the same result.  Other templates load without delay. Upd ...

Assign Event On Destroyed no longer creates Custom Event Node

UE - Gameplay - Blueprint Editor - Oct 9, 2018

When creating a new Blueprint Class based on an Actor parent, If you navigate to the Actor's event graph, and right click on the editor blank space;  type "Assign on Destroyed"  and select  "Assign ...

Calling LoadLevel within OnLevelShown delegates causes an array modification during range-for iteration assertion

UE - Gameplay - Oct 8, 2018

Ranged-Based for in ULevelStreaming::BroadcastLevelVisibleStatus iterates an array which can become modified during execution if new levels are added. ---------------------------------------------- ...

Editor Crashes when enabling Vertex Colors on an imported Skeletal Mesh with Morph Target Animations

UE - Graphics Features - Oct 11, 2018

Licensee wants to be able to import skeletal meshes which have Vertex Colours (their entire game is Vertex Coloured) and Morph Target animation, but they're seeing a crash when toggling Vertex Color ...

UCheatManager::ToggleDebugCamera() causes crash

UE - Gameplay - Oct 11, 2018

Toggling the Debug Camera with the UCheatManager::ToggleDebugCamera() function in a PlayerController derived class causes a crash. Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL ...

bDisableExposure Exposure bias on Mobile

UE - Platform - Mobile - Oct 12, 2018

There is this new variable. bDisableExposure which is set true when Feature level isn't SM5. Exposure bias should be supported on other platforms too. PR: https://github.com/EpicGames/UnrealEngine/ ...

Editor crashes when attempting to play a recorded demo - Assertion failed: IsGameWorld() && GetCurrentLevel()

UE - Networking - Oct 9, 2018

Editor crashes when attempting to play a recorded demo - Assertion failed: IsGameWorld() && GetCurrentLevel() This issue occurs when using a template project or QAGame. This does not occur when usi ...

[CrashReport] UE4Editor_MediaAssets!UMediaPlayer::GetPlaylistRef() [mediaplayer.h:890]

Media Framework - Jul 19, 2018

Comment from user:double clicked on a media player asset that I just cloned 880 /** 881 * Get the current play list. 882 * 883 * @return The play list. 88 ...