Splash screen on iOS is stretched

UE - Platform - Mobile - Dec 22, 2015

The splash screen on the iPhone 6s is stretched when loading. Tested alongside the iPhone 5s and the Samsung Galaxy Note 2 for comparison. The stretching only occurs on the 6s. iPhone 6s: 6240_iPho ...

Hierarchical Instanced Static Mesh component instances are not duplicated correctly if the parent is duplicated

UE - Graphics Features - Dec 16, 2016

Duplicating an actor with a Hierarchical Instanced Static Mesh component that has an instance will duplicate the instance as well, but this instance is not rendered. Please note, this was discovere ...

4.18 Linux build errors using clang10

Tools - Nov 4, 2017

(User report) Attempting to build 4.18 Linux using v10_clang-5.0.0-centos7 results in an error: specified path differs in case from file name on disk Note: There is another issue reported in the sa ...

Artefacts with Volumetric Clouds

UE - Graphics Features - Nov 2, 2022

(Enduring Games) Please see UDN - Case includes project and potential fix from customer. Need to verify that it does not affect other parts of the volumetric composition. bHasValidSamples is the sam ...

Print String node will stop printing to the screen if PIE is exited while Gameplay Debugger is active

UE - Gameplay - Feb 15, 2017

Print String node will stop printing to the screen if PIE is exited while Gameplay Debugger is active. Restarting the editor fixes the issue. ...

Cannot Preview a Node in a UI Material

UE - Rendering Architecture - Materials - Mar 18, 2016

Previewing a Node in a UI Material will not show anything, or will remain showing what is placed in Final Color. This issue appears to be fixed in Dev-Main as of CL-2914624. ...

Getting Vector Parameter Values from a Dynamic Material Instance with 1 or more vector parameters returns an empty array

UE - Rendering Architecture - Materials - Jan 3, 2023

This is not a regression. Tested in //UE5/Release-5.0 CL20979098 The array for Vector Parameters isn't getting populated when called from a Dynamic Material Instance. ...

CreateWidget node keeps reference to created widget on output pin

UE - Gameplay - Blueprint - Oct 17, 2017

There was an issue in 4.16 (fixed in CL# 3437205) in which blueprint output pins would hold on to object references until the blueprint was destroyed. It appears that an additional fix may need to b ...

ChildActorComponent (SkeletalMesh) goes into tpose when calling SetChildActorClass

OLD - Anim - Mar 19, 2018

There is an issue occurring where when updating an animation of a child actor by setting the Child actor class, the animation will flash the skeleton in a T-Pose before continuing with the animation ...

[Feature Request] Niagara Ribbon Render needs V direction Tessellation option

UE - Niagara - Aug 8, 2021

It has a common chunking visual artifacts that lot's of triangular Translucent overlap once Ribbon's width is big and twisted heavily facing to Camera [Image Removed] It can be fixed by adding mor ...