Groom Hair Visual Issue with RBF Interpolation Enabled

UE - Graphics Features - Feb 19, 2025

When "RBF Interpolation" is enabled in the Groom settings, applying an Animation Sequence to a Skeletal Mesh that animates at a position far from the world origin causes the bound Groom shape to bec ...

[CrashReport] UE4Editor_Landscape!FLandscapeSplinesSceneProxy::GetDynamicMeshElements() [landscapesplines.cpp:159]

UE - LD & Modeling - Terrain - Landscape - Nov 17, 2017

This is an infrequent crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. Source Context 147 for (int32 ViewIndex = 0; ViewIndex < Views.Num( ...

[CrashReport] UE4Editor_Engine!FHierarchicalStaticMeshSceneProxy::GetDynamicMeshElements() hierarchicalinstancedstaticmesh.cpp:1431

UE - Graphics Features - Jan 10, 2018

Currently no user comments on crashreporter Similar issue crashing in landscape file: [Link Removed] Logged this issue separately but wanted to provide that information. ...

[CrashReport] UE4Editor_Renderer!FProjectedShadowInfo::AddSubjectPrimitive() [shadowsetup.cpp:793]

UE - Graphics Features - Oct 2, 2017

This is a trending crash coming out of the 4.18 Preview. User Descriptionsadded a directional light Source Context 779 const FPrimitiveSceneProxy* Proxy = PrimitiveSceneInfo->Proxy; ...

Crash opening animation assets with Morph Targets

OLD - Anim - Jul 29, 2016

REGRESSION: YesWORKING: 3068867BROKEN: 3069877 Crash occurs when the user opens an animation with Morph Targets in Persona. ...

Crash when launching 4.14.2 in cmd window with -dx12 argument

UE - Graphics Features - Jan 3, 2017

Launching the editor with DX12 from a command window is crashing the engine. Note Crash occurs on Nvidia version 376.19 and does not occur on 376.33 This is a Regression ...

Level Sequences in Level Instances

UE - World Creation - Worldbuilding Tools - Level Instances - Mar 20, 2023

Workaround is to specify Binding Overrides on the LevelSequenceActor through its Details panel as such (while editing the LI). ...

D3D Crash when searching "Color" in Engine Content folder

UE - Graphics Features - Apr 14, 2017

Assertion failed: Buffer [\Engine\Source\Runtime\Windows\D3D11RHI\Private\D3D11Commands.cpp][Line: 1487] Note I have narrowed it down to a material with "color" in its name that is causing this cra ...

Hot reload can prevent code components from being accessible in blueprints

UE - Foundation - Cpp Tools - Hot Reload - Sep 29, 2017

When a class is edited / hot reload preformed, code based components are sometimes removed from the MyBlueprint > Variables section and cannot be dragged from the Components tab into the graph with ...

Making changes to a Camera Shake while previewing the Camera Shake triggers a crash

UE - Anim - Sequencer - May 23, 2022

This is not a regression. Tested in //UE4/Release-4.27 CL 18319896  Making changes to a Camera Shake while previewing the Camera Shake triggers an Assertion upon compiling. ...