Hidden In Game option for Layers in TileMap Editor not working

UE - Gameplay - Paper2D - Oct 26, 2015

Using the 'Hidden in Game' option in the Tilemap Editor does not hide the associated layers in game as expected. I tested this issue in 4.8.3, 4.9.2, and 4.10 Preview 2 binary releases and the issu ...

Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor

UE - Gameplay - Blueprint - Jan 12, 2016

If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...

Behavior Tree Decorator Not Aborting When Observer Aborts is Set in Behavior Tree

UE - AI - Jun 15, 2016

Behavior Tree Decorators are not aborting when observer aborts is set in the Behavior Tree. Setting Observer Aborts inside of the Decorator blueprint causes it to work as expected. Found in 4.12.2. ...

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location

UE - AI - Jul 14, 2015

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location. From fix CL 2619989: "Fixed FloatingPawnMovement component's issue when controlling AI pawn. Basicall ...

Blueprint Billboard Components render Opaque in Editor but Translucent during PIE

UE - Graphics Features - Jan 28, 2016

Billboard components render translucent during play, but render opaque within the editor. Simply adding a billboard as a component to a new actor blueprint and placing it in the level will reproduce ...

Unable to pass TMap or TSet as a parameter for a UFUNCTION

UE - Foundation - Core - Mar 2, 2017

Attempting to pass a TMap or TSet into a UFUNCTION as a parameter causes a compilation error. Removing the UFUNCTION declaration works. Error messages:2>D:\Unreal Projects\Main\MyProject14\Source\M ...

Crash after Enabling Forward Shading on Mac and Creating/Editing Materials

UE - Graphics Features - Nov 18, 2016

A crash occurs after enabling 'Forward Shading' on Macs. The crash is triggered after creating a new material and attempting to modify that material. Regression? No, this crash also occurs in the 4 ...

GPU particles disabled on Quest

UE - Niagara - Feb 9, 2024

GPU particles were disabled on Quest 1 due to a compute issue. We need to validate / fix issues for Quest 2 / Quest 3. Reported in [Link Removed] ...

Cannot Create a New Project if Windows Username Contains a Special Character

Tools - Oct 26, 2015

If you have a windows username with a special character (in this case, it was ^), the launcher will not allow you to create a new project, and a warning appears indicating that the path cannot conta ...

Using "Replace variable with..." does not mark a blueprint as needing compilation

UE - Gameplay - Blueprint - Jan 4, 2016

Using "Replace variable with..." does not mark a blueprint as needing compilation. Reproduced in 4.9.2 binary, 4.10.1 binary, and Main 4.12 (CL 2813214). This is not a regression; the same bug appe ...