Scale box affects all children in a parent container widget when setting User Specified Scale

UE - Editor - UI Systems - Jul 5, 2018

When a scale box is the the first child of a container widget, setting the user specified scale to 0 will affect all other widgets in the same parent container. ...

Copying a copied 5.0 project into 5.1 does not rename project folder as expected

UE - Editor - Workflow Systems - Nov 21, 2022

I was able to reproduce this issue 4/4 times, and initially started in version 4.26 to determine if this issue was a regression or not. When copying a 4.27 copied project into 5.0 or 5.1, the 4.27 w ...

While using Rootmotion with blendout, the velocity will always fallback to 0.

UE - Anim - Gameplay - Apr 19, 2019

We skip CalcVelocity for CharacterMovement while HasAnimRootMotion, and we do ExtractedRootMotion.MakeUpToFullWeight() anyway.  This caused problem that when we blend out a rootmotion anim, it will ...

Custom Primitive Data on BP instance not taking affect while in editor

UE - Rendering Architecture - Apr 5, 2023

https://udn.unrealengine.com/s/case/5004z00001n9LsOAAU/custom-primitive-data-on-bp-inst ance-not-taking-affect-while-in-editor Original Repo is from 4.27, however, it still happens in 5.2. This is ...

Add Point node used with an InputKey of 0 or 1 will crash the editor on bp compile

Tools - Nov 29, 2016

Add Point node used with an InputKey of 0 or 1 will crash the editor on bp compile User Description: Unreal version 4.14 crashes every time that you use spline component and try to add the point 0 ...

Distance Field Artifact with Point/Spot Lights with Mesh scaled to 0 on XYZ

UE - Graphics Features - Apr 30, 2015

When using a Spot/Point Light with Distance Fields enabled and a mesh that is scaled to 0 on the XYZ will result in artifacts. ...

Get Curve Value returns 0 in Anim Graph During PIE

OLD - Anim - May 15, 2019

The node "Get Curve Value" does not appear to return values as expected during PIE. When using the command "Watch Value" it shows up as 0.0 during PIE. ...

[CrashReport] UE4Editor_UnrealEd!TSet<FEditorUndoClient * __ptr64,DefaultKeyFuncs<FEditorUndoClient * __ptr64,0>,FDefaultSetAllocator>::Remove() [set.h:685]

UE - Anim - Sequencer - Aug 15, 2017

This is a trending crash coming out of the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 675 /** 676 * Remov ...

r.ShaderpipelineCache.StartupMode=0 does NOT work property

UE - Graphics Features - Sep 16, 2020

r.ShaderpipelineCache.StartupMode=0 is a option for stop precompile using PSO Caching, but it doesn't work properly. After CL-5837455, FShaderPipelineCache::ResumeBatching() is always called in FEn ...

Nav Modifier Volumes continue to affect navigation when the sublevel is removed

UE - AI - Oct 13, 2016

Nav mesh is still affected by a nav modifier volume when added to a sublevel and then the sub level is removed. Topdown character will not move into the space affected by Nav Modifier volume so not ...