UBT warning during package when nativized blueprint contains a node from a plugin

UE - Gameplay - Oct 9, 2017

When a Blueprint contains a node that was added by a plugin (ex: GetBatteryLevel node added by Optional Mobile Features Blueprint Library), nativizing the BP in 4.16 completed fine but 4.17 gives a ...

Crash upon adding an Interface to a Blueprint that has a function name that matches the name of a variable in the Blueprint.

UE - Gameplay - Blueprint Compiler - Oct 13, 2017

When you add an Interface to a Blueprint that contains a variable with the same name as one of the Interface's functions, the editor will crash upon compiling the blueprint. In 4.16, this only cause ...

VisibleAnywhere specifier doesn't prevent components from being edited in property windows

UE - Gameplay - Blueprint - Oct 17, 2017

Using the VisibleAnywhere specifier in a UPROPERTY declaration does not prevent a Component's properties from being edited in property windows. This conflicts with the description of this specifier ...

FastXML doesn't parse attributes with legally unescaped single and double quote characters

Tools - Oct 2, 2017

In XML, single or double quotes can be used to surround an attribute value. Furthermore, it is legal to use whichever character isn't chosen within that attribute value without escaping it. Currentl ...

NaN is handled differently when clamped on Windows and Android/iOS

UE - Platform - Mobile - Oct 18, 2017

NaN (Not a Number) is handled different when clamped on Windows and Android/iOS. If you clamp a NaN (Acheived by -3 ^ 0.2 in the reproduction project) from 0.0 to 1.0 and then print the result, you' ...

[Feature Request] Dialogue appears behind screen space widgets

UE - Editor - UI Systems - Oct 23, 2017

Dialogue text appears behind screen space widgets ...

When Allow Sequencer Edits Only is Enabled Some Properties Do Not Revert to Original Values

UE - Anim - Sequencer - Oct 23, 2017

Certain values for the PostProcessVolume do not revert back to original values after tracks are deleted from sequencer when in Allow Sequencer Edits Only mode ...

OnParticleCollide Not Returning Velocity Values Properly

UE - Graphics Features - Oct 23, 2017

OnParticleCollide doesn't return Velocity on every collision. User description: "If you add a particle emitter, and add an Event Generator - Collision and Actor Collision Binding an event to tha ...

Monitor content override the "Map Directory To" option if the source directory start with a mount point

Tools - Oct 23, 2017

If there is a valid specified "Map Directory To" we should use it instead of overriding it with the source folder mount point. ...

Materials with Subsurface Profile not affected by Opacity value

UE - Graphics Features - Oct 24, 2017

A material with Shading Model set to Subsurface Profile is no longer affected by Opacity value in 4.17, 4.18, and 4.19 (Main) but was previously working as intended in 4.16. This is a regression. ...