Crash when modifying BP custom event after deleting BP function

UE - Gameplay - Blueprint - Mar 24, 2017

If a BP function contains a Create Event node, deleting the function will cause the editor to crash when modifying any custom event of that BP. Regression: No - same behavior occurs in 4.14.3 Binar ...

Certain dropdowns in the Menu Bar are missing sections on Mac when expanded

UE - Platform - Apple - Apr 25, 2017

This only affects certain dropdowns and only occurs when the editor is open. Also occurs in 4.15.2 This has been seen on the following macs:AMD R9 M395 iMac running Sierra 10.12.5 ...

Copy/paste of multiple components in attachment hierarchy distorts transform values

OLD - Enterprise - May 18, 2017

When multiple components in an attachment hierarchy are copy and paste, the result is the new group has a distorted shape from the original. This issue may be related to [Link Removed] and is affec ...

Graphic Artifacts on AMD GPUs When Mesh is Scaled to Large Size

UE - Graphics Features - Apr 5, 2018

This issue has been observed in 4.18.3 as well as 4.19. See attached screenshot showing scene from 4.18 on Nvidia, compare to attached GIF showing same scene on AMD card. ...

Child Widget Blueprint does not inherit bindings in exe

UE - Editor - UI Systems - Nov 16, 2018

When packaging a project for Windows, Child Widget Blueprints do not inherit bindings. Tested in 4.20.3 (CL -  4369336), 4.21.1 (CL - 4567586), 4.22 (CL - 4572453) ...

Cannot use "ProjectName (Debug) (ProjectName)" debug configuration in VSCode on Mac with binary Engine installation

UE - Foundation - Core - Dec 3, 2018

Attempting to debug in VSCode on a Mac using the ProjectName (Debug) (ProjectName) configuration fails due to a missing precompiled file in the binary Engine installation. REGRESSION: No. The same ...

Calling Console Commands in Python doesn't execute

UE - Editor - Workflow Systems - Feb 5, 2019

The console commands do not execute from Python if optional PlayerController parameter is not filled. Tested in 4.20.3 (CL- 4369336), 4.21.2 (CL - 4753647), 4.22 (CL - 4902349) ...

Viewport breaks with Forward Shading, MSAA and Accurate Velocities from Vertex Deformation Enabled

UE - Graphics Features - Sep 13, 2019

With Forward Shading, MSAA and Accurate Velocities from Vertex Deformation enabled  the viewport breaks. If any of these settings are different, the viewport is fine again. Found in 4.23 CL# 838658 ...

Can't assign LightMapCoordinateIndex on Static Mesh with generated LODs

Tools - Jan 10, 2020

Once a static mesh have generated LODS, the only lightmap index value the static mesh editor's UI accepts is 0. We should be able to set the index to any value between 0 and 3 as long as there are ...

Text Render Actor with Material Instance using Parameter crashes when playing Standalone Game

UE - Rendering Architecture - RHI - Aug 31, 2020

Material Instance with Parameters on Text Render Actor causes crash when playing in Standalone. Reported and tested in version 4.25(CL 13942748). Works as expected in 4.24(CL 11590370). ...