[Groom] Very thin hair has incorrect raytraced shadow on edges

UE - Graphics Features - Lumen - Jun 8, 2020

This only happens when 1) Hair Width is very small. e.g. 0.01 in the example 2) Light has raytraced shadow and Samples Per Pixel has a value > 1. e.g. 8 in the example The problem seems to be rel ...

Rolling ball physics bounces on flat landscape with low fps

UE - Simulation - Physics - Apr 21, 2015

It's been reported that using the rolling ball physics on a flat landscape will cause the rolling ball to bounce when it crosses a seam. It does not happen on every single seam, but it happens prett ...

Using variations on the 'shot' console command closes iOS project on device

UE - Platform - Mobile - Jul 6, 2015

Using the console commands 'shot', 'highresshot 1' and 'highresshot 2' will crash to the 'recent apps' menu an ipa with Metal enabled. I tried this with 'Forward Rendering with Metal' disabled and u ...

Inherited components in Child Blueprints cannot be dragged into the Event Graph to access their variables

UE - Gameplay - Components - May 6, 2015

Inherited components in Child Blueprints cannot be dragged into the Event Graph to access their variables. Searching for the Getter in the Event Graph works as expected. This seems inconsistent with ...

Broken references after renaming template default folders

Tools - Jan 17, 2017

When a template project's default folders are renamed (such as Geometry in the First Person Template), the original folder name is still shown in the content browser. Relaunching the project will s ...

[CrashReport] UE4Editor_PackageDependencyInfo!FPackageDependencyInfo::InitializeDependencyInfo() [packagedependencyinfo.cpp:339]

UE - Foundation - Core - Mar 6, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: DepPkgInfo->bIni ...

Check box takes input when set to Self Hit Test Invisible

UE - Editor - UI Systems - Jun 9, 2017

The Self Hit Test Invisible is not working as intended for the Check Box component in 4.16. The check is still taking in an input. This issue does not occur when using the "Hit Test Invisible" optio ...

Jittering effect with Physics Constraint Actor using Linear Limits

UE - Simulation - Physics - Mar 26, 2018

Jittering effect with Physics Constraint Actor using Linear Limits. This only seems to affect the Physics Constraint Actor from the Modes panel, with the static mesh starts near the physics constrai ...

Child Actor components on Clients use the incorrect default values for variables that are not being replicated

UE - Gameplay - Blueprint - Aug 28, 2018

When a Child Actor's class is replicated but the individual variables are not, the individual variables will use the default of the original BP class instead of the defaults that were set in the Chi ...

Crash Creating Geometry Collection on Windows 7

UE - Simulation - Physics - Oct 24, 2019

Crashing on windows 7 when trying to create a geometry collection or opening the chaos destruction demo. Breaking on D3D11Util.cpp: Line 249 UE_LOG(LogD3D11RHI, Fatal,TEXT("%s failed \n at %s:%u \n ...