Unable to Click on Actors When in Simulate (PIE)

Tools - Sep 14, 2016

While going through [Link Removed] I found it difficult to click on the different actors in QA_Promotion during step 4. It always selected the ground or the skybox unless the camera was really clos ...

Code based BT task breaks after closing/reopening the editor

UE - AI - Sep 9, 2015

A behavior tree task created in code will break in the editor behavior tree. The BTTask node shows as red and says that the class cannot be found. Node must be deleted and replaced to fix the erro ...

Reset to Default and Pasting can change the transform of an actor with locked movement

Tools - Jan 9, 2017

Using the Reset To Default option for any of the transform values as well as the Paste command for the Scale values on an actor can still change the values when an actor's "Lock Actor Movement" sett ...

Mouse control is not obtained when clicking on a game's title bar from another app

Tools - Jan 18, 2017

A licensee has reported that gaining focus of a UE4 game window by clicking the window's title bar results in the game only receiving keyboard input and no mouse input until you also click in the ga ...

Able to see cut off landscape in SunTemple in VR

Docs - Samples - Jan 20, 2017

When using the Oculus Rift the user can look over one of the balcony's railings and see where one of the landscapes cuts off. This occurs on the Oculus headset. UE-40907 causes the Vive to clip th ...

UObjectLibary::RemoveObject removes from the wrong array

UE - Gameplay - Jan 26, 2017

The UObjectLibrary::RemoveObject function has mixed up logic inside of it that causes it to remove objects from the incorrect array. It currently removes from the Objects array if bUseWeakReferences ...

Compile 'Note' on BP Interface events

UE - Gameplay - Feb 23, 2017

Compile 'Note' on BP Interface events. It happens in actor BPs and also BP Widgets. A similar issue was fixed back in 4.11 with Custom Events. Could be related? https://jira.it.epicgames.net/brows ...

Is Fullscreen Mode Dirty always returns true for Windowed Fullscreen

Tools - Feb 27, 2017

Is FullscreenMode Dirty is meant to track if the Fullscreen mode has changed from what it is currently set to. This does not function correctly for Windowed Fullscreen and always prints true even if ...

Adjusting Agent Radius in RecastNavMesh causes AI to not move

UE - AI - Sep 9, 2015

Adjusting the RecatNavMesh in a map can cause the AI to not move when simulating or playing in viewport. Setting it back to the default value does not fix the issue. I can only reproduce this with ...

AttachToComponent replication snapping to position instead of keeping relative location

UE - Networking - Feb 15, 2019

When using AttachToComponent at runtime, the attachment does not replicate properly for some clients. The relative transform/rotation is not maintained. The user who reported this issue mentioned th ...