Actor Position Node Returns Parent Position Not Actor With Material Applied

UE - Graphics Features - Feb 9, 2017

The actor position node normally returns the position of the actor with with material applied in world space. As of 4.14 it will return the parent's position rather than the child actor's position t ...

Force Feedback has incorrect duration on iOS devices

UE - Platform - Apple - Sep 16, 2024

The user also describes not being able to tell the difference between a force feedback value of 0.3 and 1,0 on iPhones Note: This is likely an issue somewhere in FIOSInputInterface::SetForceFeedb ...

When the WidgetInteraction component hovers over the Button of the Control component, executing the Press Pointer Key causes any ongoing Input operations to force their "Completed" operation

UE - Gameplay - Input - Jan 9, 2023

Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. Other Notes:Any ongoing Input operations gets forced to their "Completed" operation I cr ...

Chained physics constraints do not work correctly when one constraint is limited

UE - Simulation - Physics - Aug 12, 2017

A chain of physics constraints that includes a physics constraint that is set to Limited does not work correctly. When collision occurs, the attached actors start moving erratically. Regression?: N ...

Screenspace Denoiser creates artifacts for Ray Traced Shadows

UE - Graphics Features - Ray Tracing - Nov 13, 2023

Screen space denoiser creates two types of artifacts: artifacts around boundary for general lighting The artifact is there before 5.2 but since the ray traced shadow denoiser denoises on the sqr() s ...

Disabling the Paper 2D plugin causes a packaged project to not open

UE - Foundation - Cpp Tools - Automation Tool - Jun 19, 2017

When working in a project that is in 4.16, disabling the Paper2D plugin causes a packaged version of the project to not open. This issue is different from previous versions as disabling the plugin i ...

User Defined Struct causing crash due to accessing freed memory when using Stompmalloc

UE - Gameplay - Feb 14, 2019

A licensee has reported that Custom Structs can cause a crash when using StompMalloc under certain situations. Regression?: No This occurs in 4.20 ...

BlendListByEnum assumes that enum values are sequential

UE - Anim - Runtime - Anim Blueprints - Aug 26, 2024

FAnimNode_BlendListByEnum assumes that values within a custom enum type are sequential (ie. the index 0 = value 0, index 1 = value 1).  But this is not true of all custom enum types, for example: U ...

Crash when connecting to Source Control

Tools - Apr 27, 2016

Attempting to connect to Source control causes the editor to crash immediately. According to Travis.L this only affects Binary builds. Regression: YES - Connecting to source control worked as expec ...

UnrealFrontend does not store the last project used.

UE - Platform - Console - UnrealFrontend - Jun 12, 2024

In pasts unreal engine versions like 5.2 or 5.3, when you loaded a project with UnrealFrontend, the uproject was saved inside the Engine.ini file. In version 5.4 it does not get saved and you need t ...