Changing the name of the return value in the return node of a binding causes it to silently fail

UE - Editor - UI Systems - Aug 20, 2015

If the user changes the name of the return value (which is "Return Value" by default) the return value will not return anything causing the binding to silently fail. ...

A text block's outline appears to provide an outline for the drop shadow as well.

UE - Editor - UI Systems - Nov 10, 2016

A text block's outline appears to provide an outline for the drop shadow as well. ...

Compile errors when passing interface array into UFUNCTION

UE - Foundation - Core - Oct 9, 2015

Attempting to pass an array of interfaces into a UFUNCTION will fail at compile stating "cannot convert argument 1 from 'TArray<ElementType,FDefaultAllocator>' to 'const TArray<TScriptInterface<IInt ...

Fix PrimitiveComponent overlap indirection

UE - Simulation - Physics - Sep 27, 2016

When doing overlap tests in PrimitiveComponent, UWorld->ComponentOverlapMulti is used. The callstack for that ends up looking like this (callstack is inverted, highest level on top): UWorld::Compo ...

Clicking Off of a Blueprint Node Does Not Save Changes Made to Comment Bubble

UE - Gameplay - Blueprint - Dec 9, 2015

When entering a comment on a Blueprint node, pressing Enter or clicking off of that node both appear to apply the changes made to the comment. However, clicking off of the node does not mark the Blu ...

Mobile HDR is causing issues on certain devices

UE - Platform - Mobile - Dec 8, 2014

When deploying a template project to the devices listed below, there is an issue with the mobile HDR being checked on. It is causing the project to show either black or static like. Devices tested ...

Remove Item Node Removes All Objects in an Array

UE - Gameplay - Blueprint - Nov 9, 2015

Getting an object from an array at a certain index and then using the Remove Item node causes the entire array to be wiped. Found in 4.10 Preview 4. Reproduced in 4.9.2 binary and Main CL 2752291. ...

Crash when Calling Enable HMD (True) in a shipping build

UE - Platform - XR - Mar 9, 2017

Crash with empty callstack when Calling Enable HMD (True) in a shipping build ...

Incorrect Specular Highlights with Sphere Reflections Captures when using the Forward Renderer

UE - Graphics Features - Apr 30, 2017

A user is reporting incorrect/inconsistent reflections when using Reflection Captures with the Forward Renderer. I attempted to enable High Quality Reflections within the material's properties whic ...

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 ...