Go To Definition fails quietly for Native functions with no definitions

UE - Gameplay - Blueprint Editor - Aug 11, 2017

Go To Definition fails for Set and Map Utility nodes (does not seem to affect Arrays). A warning similar to the following appears in the output log:LogSelectionDetails: Warning: NavigateToFunctionS ...

Opening the color picker causes values to change

Tools - Sep 18, 2017

Opening the Color Picker for some color variables causes them to change each time the color picker is opened. Tested with: Light Color and the Albedo variable on ExponentialHeightFog Does NOT occur ...

Project fails to build for iOS from Windows when Generate .uedebugsymbols is enabled

UE - Platform - Mobile - Jan 9, 2018

This does not occur in 4.18.3 at CL 3823254UATHelper: Packaging (iOS): ERROR: System.IO.DirectoryNotFoundException: Could not find a part of the path 'D:\Epic Games\UE_4.19\Engine\Binaries\ThirdPa ...

Interface Message Call does not work correctly with ExpandEnumAsExecs meta specifier

UE - Gameplay - Blueprint - Jan 18, 2018

When using ExpandEnumAsExecs for the execution of a BlueprintImplementableEvent in a C++ interface, if the interface function is called by message, the result will always be as though you executed t ...

Typos in HTML5 readme.txt

UE - Platform - Mobile - Mar 13, 2018

I found some typos while going through the readme. 10: "Dewelopment" should be "Development" 33: "Use this settings" should be "Use this setting" 33: "able to server your project" should be "able ...

IOS binaries are not included when a plugin is packaged for IOS using a binary Engine installation

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 7, 2018

Packaging a plugin for the IOS platform on a Mac completes successfully, but there are no IOS binaries included in the packaged plugin. Once the package process completes, the packaged plugin only c ...

Baked materials containing Texture Object are black

UE - Graphics Features - Apr 9, 2019

Using a texture object in material when creating a baked material will result in black material. Confirmed in 4.23 MAIN @ CL 5806859 User also reports "this also applies to the material as seen by ...

FLayoutUV::PackCharts can take an unacceptably long time to run

Docs - Samples - Jun 12, 2015

When attempting to launch KiteDemo recently, this operation required hours to complete (on a decent spec PC). It looks as if there's possible scope for improving the FAllocator2D algorithm (maintai ...

Get polygon data via GetPolysInBox that are outside the box

UE - AI - Navigation - Apr 6, 2020

GetPolysInBox should get only the polygons(FNavPoly) that are on the bounds of the box. However, there are cases where polygon data outside the bounds of the box is currently obtained. It gets polyg ...

Loading levels imported with World Composition's Import Tiled Landscape option from a level without World Composition enabled loads landscape components a World Origin

UE - World Creation - Worldbuilding Tools - World Composition - May 6, 2020

Landscapes created with Import Tiled Landscape are loaded at the World Origin when loaded in a level without World Composition enabled. Enabling World Composition in the second level fixes this iss ...