Cannot edit properties for a component inherited from a code class if the component's default subobject was created using a string that matches the variable name of a component in a parent code class

UE - Gameplay - May 18, 2018

It is not possible to edit the properties in the Details panel inside the Blueprint editor for a component inherited from the parent code class, if the default subobject for that component was creat ...

Editing Layered Material Instance Causes Editor Crash

UE - Graphics Features - May 23, 2018

Crash repros in 4.19.2 and Main CL 4088075. Triggering the crash can be inconsistent- you may have to assign the material instance to a mesh, force shaders to recompile, save, and continue toggling ...

Opening Materials and Material Functions with Vertex Interpolator node Results in Crash

UE - Graphics Features - May 23, 2018

Per Licensee: Hello, We are migrating our project from 4.18 to 4.19.2 and we are encountering various crashes while opening our material and material functions. I'm adding a simple test case here. ...

Crash on Linux when starting Editor in Turkish

UE - Platform - Linux - Jun 4, 2018

Attaching a screenshot of the crash through command line. I was unable to get a callstack or an updated log as they didn't get generated/updated. I tested this using the command '$ ./Engine/Binari ...

ActorComponent and 'SubComponent' Blueprint Default values are being overridden by Class Default values

UE - Gameplay - Jun 18, 2018

Blueprint Actor values inherit the Class Default Object values instead of its Blueprint Default Object values. ...

Project deadlocks when using FClassFinder to find an AnimInstance UObject

UE - Foundation - Core - Jun 19, 2018

The project hangs on load when using ConstructorHelpers::FClassFinder to find an AnimInstance UObject. ...

Packaging fails for an exclusively-nativized BP-only project that includes a non-nativized child Blueprint class that's referenced by an (unrelated) nativized Blueprint class.

UE - Gameplay - Blueprint - Jun 21, 2018

For unknown reason, the header of BP_Parent is included twice. The second header is located after the .generated.h, causing the compile error. The following is the include section of BP_Child__pf1 ...

Crash Reporter is not included when packaging for DebugGame from the command line

UE - Foundation - Core - CrashReportClient - Jul 3, 2018

The Crash Reporter is not included when packaging a project for the DebugGame configuration from the commandline even when the DefaultGame.ini file includes the setting IncludeCrashReporter=True. ...

Speedtree shader node broken in a Shipping package.

UE - Graphics Features - Jul 6, 2018

I attached the 4.19 and 4.20 version of the project. The trees have no leaves when packaging with Shipping in 4.20 preview 5. It works fine in 4.19. ...

Android + Bluetooth Mouse: Hover events and Get Mouse Position on Viewport not working

UE - Platform - Mobile - Jul 11, 2018

No hover events firing when using a bluetooth mouse on android. Tested with 4.20p5 CL# 4173645 4.21 CL# 4179794 ...