IAP failed to read purchase

UE - Platform - Mobile - Feb 20, 2017

In-app purchases do not seem to be working properly in Unreal Match 3 or other games ...

Vertex Colors distort after merge actors is used

OLD - Anim - Sep 11, 2017

When using the merge actor tools with Vertex colors painted on, the resulting mesh will have those colors distorted. This issue occurs only with the resulting static mesh. This issue is a regression ...

Player Controller does not handle multiple CharacterMovement movement modes

UE - Gameplay - Blueprint - Feb 6, 2018

From Bug Submission: The variable in the image I attached is unable to distinguish between multiple characters all possessed by the same player controller. So if one character has this variable set ...

Editor crash when Landscape Comp. LODBias set to value greater than 0

UE - LD & Modeling - Terrain - Landscape - Mar 20, 2018

When LODBias for a landscape component is set to anything greater than zero, the editor will crash. Reproduced in 4.19.0 CL 3944462 and 4.20 Main. Not able to be reproduced in 4.18.3 CL 3832480. T ...

Blueprint deleting Variables, kills function parameter shortcuts with same name

UE - Gameplay - Blueprint - Apr 4, 2018

When deleting a variable that shares a name with a function parameter. The references to the function will be deleted as well. ...

Light in Volumetric Fog offset in VR with Instanced Stereo and Forward Shading enabled

UE - Platform - XR - May 10, 2018

Light inside Volumetric Fog is offset in the right eye when viewing in VR with Forward Shading and Instanced Stereo Enabled If just Forward Shading or Instanced Stereo is enabled, this does not occ ...

TSoftObjectPtr does not replicate properly

UE - Networking - Nov 27, 2018

Right now USoftObjectProperty does not implement NetSerializeItem so it falls back to the implementation in UObjectPropertyBase. This only works correctly if the object happens to be in memory, othe ...

XboxOne D3D12 Graphics Artifacts

UE - Platform - Console - Dec 4, 2018

Multiple licensees are experiencing this problem. The repro should look like this initially: [Image Removed] But then over time will degrade overtime into something like this this, most likely cau ...

Pressing ESC while on a drag operation makes drag visual to be disappeared and OnDragCancelled not to be called.

UE - Editor - UI Systems - Dec 11, 2018

DragDropOperation is removed when pressing esc button. but this is skipping OnDragCancelled so it can disrupt user's UMG drag operation logic.  ...

Plugins are not creating shipping versions on package on Mac 4.23 Preview

UE - Foundation - Cpp Tools - Jul 15, 2019

When you try to package a plugin on Mac in 4.23.0 Preview 1 there is no Shipping folder generated. This was verified to not happen in 4.22.3 (via Epic Launcher). Found in 4.23.0 Preview 1 CL# 72363 ...