VR does not work in standalone if the user has used the VR preview

UE - Platform - XR - Dec 9, 2015

The VR mode does not turn on when using the Alt+Enter method in standalone if the user has previously used the VR preview feature during the same session of working in the editor. Once the Editor is ...

GearVR mount/unmount triggers erroneous touch end events

UE - Platform - Mobile - Nov 3, 2015

Extra touch end events are created for unsupported touch action types. These need to be ignored. ...

Landscape with 3 layers has corrupt texture coordinates when running on iOS/Metal

UE - LD & Modeling - Terrain - Landscape - Jun 26, 2015

Landscape with 3 layers renders with corrupted texture coordinates for one of the layers when running on iOS/Metal. Disabling the LANDSCAPE_BUG_WORKAROUND shader file fix causes the problem to occu ...

Foliage / Instanced mesh components triggering many overlap events

UE - World Creation - Worldbuilding Tools - Foliage - Feb 5, 2016

When a player pawn overlaps a foliage/instanced mesh component, it triggers repeated begin/end overlap events on the foliage actor even when the player barely moves. ...

Cannot Access Spawn Actor From Class Inside Function Library

UE - Gameplay - Blueprint - Jun 1, 2016

Spawn Actor From Class is not accessible inside of a blueprint function library. It is expected that it would be accessible and would come with an exposed world context object pin. ...

Actor with Camera Component UProperty causes ensure when PIE ends if replicating

UE - Networking - Nov 17, 2015

If an Actor with a CameraComponent is set to replicate, ending a PIE session with 2 players will result in an ensure ...

NotBoolean node is broken in specific projects for State Machine Transitions

OLD - Anim - Oct 14, 2015

In the attached project, you'll find the NewChar_AnimBP. In the state machine, there is a "NotBoolean" node in the JumpingToFallingLoop transition that appears to be broken. At first, the NotBoo ...

Landscape leaking when using ParallelInitView 1

UE - LD & Modeling - Terrain - Landscape - Mar 27, 2018

see step ...

Switching between input modes via the "Set input mode UI only" node and the "Set input mode Game and UI" node consumes all input for editor

UE - Editor - UI Systems - Apr 27, 2015

When Changing the between input modes with the "Set input mode UI only" node and the "Set input mode Game and UI" node the editor can become unresponsive. The user can still click on things but it ...

Mouse over events do not trigger if mouse button is held

UE - Editor - UI Systems - Sep 7, 2016

Widget events for On Mouse Enter, On Mouse Leave, OnHovered, and OnUnhovered don't trigger if the left or right mouse button is held down when the mouse passes over the widget. ...