Exclusive Nativization Method will nativize unselected struct blueprints

UE - Gameplay - Nov 20, 2017

When the Project Nativization method is set to Exclusive, packaging the project will cause any struct blueprint (UUserDefinedStruct asset) to be nativized, without actually setting nativization on t ...

Performing a Clean on a project using a binary Engine installation on Mac removes some Engine .dylib files

UE - Foundation - Core - May 17, 2018

When a Clean is performed on a code project that uses a binary Engine installation on a Mac, some of the Engine's .dylib files are removed during the Clean process. A Clean process for a project usi ...

Subsurface materials display dark lines in the middle of the viewport

UE - Graphics Features - Dec 8, 2017

AMD gpus are displaying an issue with subsurface materials. Dark lines appear on the material that run through the middle of the viewport, (See screenshot attached). This was seen on AMD drivers 17. ...

Using the old DOF algorithm doesn't work properly

UE - Graphics Features - Jun 15, 2018

When using CircleDOF with the old algorithm it will not properly blur objects close to the camera.  Working properly in 4.19 CL# 4033788 Found in 4.20 Preview 2 CL# 4121666 and 4.21 CL# 4131780 T ...

Scrollbox widget moves much slower when using a gamepad

UE - Editor - UI Systems - Aug 1, 2018

Using the gamepad to scroll a scrollbox causes the scrolling to move slower. Tested in 4.18.3(CL - 3832480), 4.19.2 (CL - 4033788), 4.20.1 (CL -  4233996), 4.21 (CL  - 4245542) ...

Crash upon selecting CameraComponent in Sequencer when level is locked

UE - Anim - Sequencer - Aug 14, 2018

Selecting a Camera Component in the Sequencer window when the level is locked causes the Engine to crash.  This was reported and tested in 4.20.1 (CL-4233996). This was reproduced in 4.19.2 (CL-403 ...

Geometry asset is tiny when importing a .udatasmith file from 3DS Max 2019

UE - Editor - Content Pipeline - Datasmith - Exporters - Sep 27, 2018

The user set up 3DS Max for centimeters and didn't do any pivot rotation. When exporting with the FBX the results are fine, but with DataSmith it is tiny for the actual geometry. This issue was re ...

Reset To Defaults in Editor Preferences Graph Editor does not work consistently

Tools - Nov 7, 2018

The Reset to Defaults button in Editor Preferences does not reset all the properties to their default values. Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4543149), 4.22 (CL ...

IAP fails (in-game) on iOS Match3

UE - Online - Aug 28, 2018

The device this was tested on is 4987_iPhone 6+_11.2 The live build didn't provide UE4 logging, but that will be added. There is also a failure to purchase on Android but it gets farther than this ...

Warning when Editing a Variable with an empty Gameplay Tag Query - Warning: Error parsing FGameplayTagQuery!

UE - Gameplay - Feb 14, 2019

Warning is thrown when Editing an empty Gameplay Tag Query variable:Warning: Error parsing FGameplayTagQuery! This issue is also occurring in 4.21.2. Once the Gameplay Tag Query has tags in the Qu ...