Retainer Box's widgets will blend in incorrect space when retainer box uses material shader.

UE - Editor - UI Systems - May 8, 2017

Displaying the UMG content with a material shader will mean that it is drawn to an sRGB aware surface and thus blended in linear space instead of sRGB space (as widgets expect). In sceenshot-1.png t ...

OnObjectSelected delegate is not called when object is selected through the World Outliner

Tools - Jun 29, 2017

When using the USelection::SelectObjectEvent delegate, selecting an object directly in the viewport will call the delegate as expected but selecting the object through the World Outliner does not ca ...

OnMovieClipFinished returns the incorrect movie name

Tools - Jun 29, 2017

When OnMovieClipFinished is called, it will return the name of the movie clip that is about to be played rather than the clip that had just finished. Regression: Yes This did not occur in 4.15.3 B ...

Duplicated Actor Sequence Components overwrite each other

UE - Anim - Sequencer - Jul 3, 2017

Duplicated Actor Sequence Components overwrite each other when changes are made. Both components will have the focus tab option, which only shows up if the sequence is opened. This means that when t ...

Mip Gen Blur Settings affecting Mip Level 0 when setting the Maximum Texture Size

UE - Graphics Features - Jul 7, 2017

When Blurring a Texture using Mip Gen Settings and setting the LOD Bias or Maximum Texture Size, the blur gets applied to the base Mip Level 0. This behavior is contrary to how it behaves when blur ...

The default hotkey for Delete is not properly displayed in the Edit menu on Mac

UE - Platform - Apple - Jul 7, 2017

The Delete option in the Edit menu on Mac does not display the hotkey that is set for it (by default it is the Delete key). On Windows, this option does display the set hotkey. Changing the hotkey ...

UKismetSystemLibrary::CollectGarbage() does not work in shipping builds

UE - Gameplay - Jun 27, 2017

deferred commands get run even in shipping, but "obj gc" is compiled out and therefore doesn't work. UWorld has a ForceGarbageCollection call but it's not equivalent to calling "obj gc", I'd prefer ...

Blend Node performs Blend Time after being re-initialized with a different Active Value

OLD - Anim - Jul 10, 2017

Setup: Blend by Bool>Slot>Final Pose. Say the bool starts on true. While playing a Montage on the slot, flip the bool value to false. After the montage finishes, the blend node will start on true ...

[CrashReport] Crash after enabling the 'Composure' plugin

UE - Graphics Features - Jul 11, 2017

This crash occurs in the 4.17 Preview 1 Binary editor after enabling the Composure plugin. User DescriptionsEnabled the Composure plugin (and restarted editor) in 4.17 Preview 1 ...

SceneTexture:WorldNormal Expression failing to Compile in World Align Blend Function

UE - Graphics Features - Jul 18, 2017

While attempting to modify the World Align Blend function in order to map decals to a surface based on a world vector input, I discovered the function fails to compile while passing the SceneTexture ...