Cannot paste text into Text Box in HTML5 build

UE - Platform - Mobile - Sep 14, 2017

With HTML 5 Packages you cannot use the windows clipboard to paste things into the text box. This issue does not occur with other builds of the project. This issue does not appear to be a regression ...

Widget components added to characters added in a C++ template will not allow packaged builds to open

UE - Gameplay - Blueprint - Oct 19, 2017

When Widget components added to characters added in a C++ template When the build is packaged and you attempt to open it the window will not open, despite a process running in the background Versio ...

Inherited TMap value of type UObject* is not saved on blueprint compile

UE - Gameplay - Blueprint - Oct 20, 2017

When a blueprint inherits a TMap variable with a UObject* as the value, compiling the blueprint causes anything set for the value to rest to "none" Workaround: Adding the TMap through the editor re ...

Object type variable isn't accepted by Construct Object node

UE - Gameplay - Blueprint - Aug 15, 2017

REGRESSION: Technically a regression from 4.16 Object variables aren't accepted by Construct Object class, even if the value is set to an Object blueprint. The following error is generated:Cannot ...

[CrashReport] Assertion failed: FPlatformOpenGLDevice::FPlatformOpenGLDevice

UE - Rendering Architecture - RHI - Jan 9, 2018

Comments from users:tried with -opengl4tried to start with -force-opengl instead of -opengltried to run in opengl modetried to run in opengl mode due to DX11 feature level 10.0 error. (DirectX is in ...

Widget components set as IsVariable have non-functional settings/variables

UE - Editor - UI Systems - Feb 12, 2018

There is an issue occurring where Widget components set as IsVariable have non-functional settings/variables. This issue occurs with multiple widget components. This does not appear to be a regressi ...

No Dynamic Shadows on Translucent Materials in iOS Preview

UE - Platform - Mobile - Jul 23, 2018

There are no dynamic shadows on translucent materials in the "iOS Preview" for the preview rendering level. Working as intended in 4.16 CL# 3561208, 4.17 CL# 3658906, and 4.18 CL# 3832480. Found i ...

Gameplay Debugger doesn't work in ShooterGame when "Run Dedicated Server" is checked

UE - AI - May 10, 2019

The Gameplay Debugger does not function in ShooterGame when "Run Dedicated Server" is checked. This issue only affects ShooterGame and works as expected in a Blank project or if "Run Dedicated Serve ...

Changing the Curve Asset in a Material Instance That Uses a Material Layer Crashes the Editor

UE - Graphics Features - Apr 22, 2019

Changing the Curve Asset in a Material Instance That Uses a Material Layer Crashes the Editor. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 5974510 ...

Disabling LQ lightmaps causes crash on mobile preview

UE - Platform - Mobile - Mar 16, 2017