Input breaks after spawning character from template

UE - Gameplay - Input - Jun 14, 2017

When a character is spawned from a template of an existing character instance, the existing instance loses the ability to read any input. This was discovered when testing the crash fix for [Link Re ...

"Cull Backface" in Cloth Paint is not effective if the back faces are close to the front faces

UE - Simulation - Physics - Character - Jul 6, 2017

When Cloth Painting, "Cull Backfaces" is ineffective when the backface is very close to the face that you are painting on Occurs on? 4.16 - 3466753 - YES 4.17 - 3523593 - YES ...

Viewport Renders black when accessing Toolbar dropdown in Mobile Render Preview

Tools - Jul 11, 2017

Viewport is rendering black when Preview Rendering Level is set to Mobile/HTML5 setting and the user hovers over settings options This is a regression from 4.16.2 ...

Cannot convert Blueprint Function Library inputs to local variables

UE - Gameplay - Blueprint - Sep 11, 2017

When a blueprint function library function has input variables, the input pin cannot be converted to a variable / local variable. Regression: No - same behavior occurs in 4.16.3 ...

Crash changing variable type from Object Reference to Actor Soft Object Reference

UE - Gameplay - Blueprint - Oct 3, 2017

REGRESSION: No, this occurs as far back as 4.16. Crash occurs when the user changes a variable type from Object Reference to Actor Soft Object Reference. ...

The iOS app icons settings are not being used on Mac

UE - Platform - Mobile - Dec 14, 2017

This issue did not occur on Windows at the same CL. This was originally being tracked by [Link Removed] but after initially testing the fix for that JIRA, this particular issue persisted and it was ...

SceneCapture2D output broken when used in VR

UE - Platform - XR - Feb 25, 2019

Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...

Scene Capture set to depth only renders the full scene instead of only processing depth.

UE - Virtual Production - Rendering - Oct 26, 2021

A licensee has also recommended a fix for this issue, please see the UDN link for details. Example renderdoc capture of the issue can be found here - [Link Removed] ...

CableComponent particles spawn at origin when gameplay starts depending on component registration order

UE - Framework - Components - Jan 9, 2025

A workaround was provided for the user, to use 'Set Attach End to Component' nodes during BeginPlay. While this fixes the issue in gameplay, the editor preview no longer syncs with gameplay. ...

Naming a Blueprint function/graph with non-ASCII characters can cause a build failure for certain cooked targets when Blueprint nativization is turned on.

UE - Gameplay - Blueprint - Nov 2, 2017

This is due to the [Link Removed] encoded UFunction object name passing through UHT into the boilerplate code (*.gen.cpp) that gets generated from the nativized Blueprint's C++ header file. The iss ...