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 ...

Meta specifier MustImplement does not list eligible blueprints that have not been opened/loaded

UE - Gameplay - Blueprint - Oct 16, 2017

Using the meta specifier MustImplement will cause the associated dropdown to only list classes/blueprints that implement the provided interface. If a blueprint has not been opened/loaded in the edit ...

Draw Brush Polys setting does not display translucent Material

Tools - Oct 13, 2017

The Draw Brush Polys setting does not display translucent Material in versions 4.17 and higher, instead, checking the option appears to do nothing. This issue does not occur in 4.16.3, this issue is ...

OnActorSpawned is called prior to FinishedSpawning for PlayerControllers and actors spawned with bDeferConstruction set to true

UE - Gameplay - Oct 12, 2017

When a PlayerController or any actor with bDeferConstruction set to true is spawned, OnActorSpawned.Broadcast is called prior to FinishSpawning which can cause issues as some components may not be i ...

[CrashReport] UE4Editor_SlateCore!SWindow::IsVisible() [swindow.cpp:1320]

Tools - Oct 12, 2017

This is a trending crash coming out of the 4.18 previews and 4.18.0. The callstack is similar to a Mac crash that was fixed in 4.16.2 - [Link Removed] User Descriptionswas testing 3rd person temp ...

Packaged iOS project incorrectly includes level not selected to be cooked

UE - Foundation - Core - Cooker - Oct 11, 2017

When packaging for iOS on a Mac, the default level for a project will always be included in the packaged project even if it was not selected to be cooked and packaged. The expected behavior is that ...

Scene Capture 2D Invisible When Mobile MSAA Enabled

UE - Platform - Mobile - Oct 11, 2017

UDN Licensee (UE4.16) changed rendering settings from MSAA "none" to MSAA x4, resulting in Scene Capture 2D not showing up in mobile preview mode. I have reproduced same results in 4.17 and 4.18. ...

Blueprint fails to compile after adding local map variable element

UE - Gameplay - Blueprint - Oct 11, 2017

When a map is added as a local variable for a blueprint function, the blueprint will failt o compile. Regression: No, same behavior occurs in 4.16.3 Workaround: Setting the key/value pair to int/i ...

Ensures reparenting a child blueprint with a call to parent function in interface function

UE - Gameplay - Blueprint Editor - Oct 10, 2017

REGRESSION: Yes, does not occur in 4.17.2 Ensures occur when reparenting a child blueprint that has a Call to Parent Function in a function from a Blueprint Interface. ...

Comment Box Edges/Corners Do Not Precisely Follow Cursor when Resizing

UE - Editor - UI Systems - Slate - Oct 10, 2017

When resizing comment boxes, the edges/corners do not follow the cursor precisely, especially when the cursor is moved around quickly. On Windows, the cursor will either get ahead of the box or ins ...