Content Browser menus dismisses when attempting to navigate Basic Assets section on Mac

UE - Platform - Apple - Sep 15, 2017

REGRESSION: Yes, does not occur in 4.17.2 In Mac editor, when attempting to navigate the Basic Assets section in certain Content Browser menus, the menu will be dismissed without the user selecting ...

Some text in the Editor displays in a very small font size

Tools - Oct 31, 2017

Some of the text in the Cascade editor in 4.18 is very small compared to other text in the Cascade editor. This was seen on a MacBook Pro with Retina display. It appears to be related to high resolu ...

Hiding level in Levels tab jumps to Details tab if it is docked with Levels tab

Tools - Nov 8, 2017

When toggling level visibility in the Levels tab and the Details tab is also on the window it will jump over to the Details tab. This was tested with other tabs and when toggling visibility it remai ...

Maps of Wildcard type do not propagate values correctly when inside of macro

UE - Gameplay - Blueprint - Dec 7, 2017

There is an issue with Maps of Wildcard type that do not propagate values correctly when inside of macro. When using these in a blueprint there are errors and the blueprint cannot compile. This issu ...

Expandable Area does not respect scrollbox boundaries unless set to fill

UE - Editor - UI Systems - Dec 13, 2017

There is an issue where Expandable Area does not respect scrollbox boundaries unless set to fill. This occurs when the scrollbox is a child of another component. This issue does not appear to be a r ...

EarlyZPassOnlyMateriaMasking Makes Masked Materials on Particles Flicker When Close to the Camera

UE - Niagara - Oct 12, 2018

When "r.EarlyZPassOnlyMaskedMaterials" is enabled, masked materials used with particles will flicker when close to the camera. Found in 4.17 CL# 3658906, 4.18 CL# 3832480, 4.19 CL 4033788, 4.20 CL# ...

A crash in editor will result after swapping inherited SCS component names at the parent class level before loading a child class that overrides them.

UE - Gameplay - Blueprint - Oct 26, 2018

This is an editor-only crash that's due to stack overflow/infinite recursion in UInheritableComponentHandler::FixComponentTemplateName(). We are recursively trying to rename other inherited componen ...

UIScaleCurve float-point value in BaseEngine.ini lacks precision

UE - Editor - UI Systems - Slate - Jun 4, 2020

The screenshots below display 1920x1080pixel widget button. First one with Default DPIScaleCurve shows extra borders on the right and bottom. Next one with more precision shows no extra boundary. [ ...

VFInitRotation(Cascade) always provides the same rotation

UE - Niagara - Jun 30, 2020

This problem caused by incorrect initialization of RandomStream in the GPU particle. //PaticleGpuSimulation.cpp virtual void Init() override { ... check(AllocatedTiles.Num() == TileTimeOfDe ...

Nvidia Graphics Drivers cause editor menus to flicker and disappear after using the editor for an extended period of time

UE - Graphics Features - Apr 16, 2021

This issue seems to be occurring on a variety of Nvidia cards. So far, I haven't seen any indication that it is affecting AMD graphics cards. The majority of the reports have indicating that the pro ...