Movable Point Lights Don't Cast Volumetric Shadows From Meshes Whose Materials Have Tesselation Enabled

UE - Graphics Features - Sep 6, 2018

Point lights don't cast volumetric shadows from meshes with materials with tessellation, even if tessellation multiplier is 0.  Found in 4.19 CL# 4033788, 4.20 CL# 4302132, 4.21 CL# 4347190 ...

Text type parameters show the same value after reload in duplicated actor

UE - Gameplay - Blueprint - Jan 4, 2021

Issue occurs in both events and functions. Seems like it's only affecting Text, didn't notice this issue for other variable types. The original actor is working as expected. Only the duplicated one ...

Blueprint functions with unconnected return nodes may return unexpected values

UE - Gameplay - Blueprint - Feb 11, 2022

We don't clearly define the behavior for a Blueprint function when an execution path without a return node is taken. We should either report an error, or have the function return the default initial ...

Preview Mesh does not disappear after releasing the Keyboard Shortcut

UE - Editor - Workflow Systems - Nov 9, 2022

This is a regression. Tested in //UE5/Release-5.0 CL20979098 Preview Mesh does not disappear after releasing the Keyboard Shortcut as expected. The Mesh remains until the editor is restarted or ano ...

Cloth simulation breaking after scaling > 10

UE - Simulation - Core - Jan 4, 2023

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Simulation appears to work fine when scaled by 10, but any higher and it starts to mis ...

JobObject appears to break /ZI pdb compiles

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 9, 2023

It seems that the [Link Removed] UBT creates to ensure any child processes are terminated on close is somehow affecting the mspdbsrv process that cl is spawning and terminating it when cl is finishe ...

Crash after generating HLODs for approximated meshes that have all triangles culled

UE - World Creation - Worldbuilding Tools - HLOD - Apr 26, 2023

The crash occurs when FWorldPartitionHLODUtilities::BuildHLOD attempts to build an approximated mesh that has all of its contents culled during generation, this can happen when an approximated mesh ...

Filtering a Curve with Fourier Transform (FFT) with the Response set to Chebyshev crashes the editor

UE - Anim - Sequencer - Mar 19, 2021

When creating a Curve and filtering the keys with a Fourier Transform, the engine crashes. The engine doesn't crash when the Bake, Euler, or Simplify options. It only crashes if there are a minimum ...

Using a 'Format Text' node to set a 'Text Render' component will crash on map load after project conversion

UE - Gameplay - Blueprint - Apr 19, 2016

Using a 'Format Text' node to set a 'Text Render' component will crash on map load after project conversion[EUS] TJ Ballard - Opened the map on a users project from this AnswerHub post: https://answ ...

Specifying a object type variable in a Sequencer event track payload asserts

UE - Anim - Sequencer - Feb 21, 2017

Specifying a object type variable in a Sequencer event track payload asserts ...