[CrashReport] UE4Editor_ShaderCore!FShader::GetVertexShader() [shader.h:568]

UE - Graphics Features - Nov 21, 2017

This is a common and longstanding crash that has occurred since at least 4.16 User DescriptionsTrying to paint my new sandtexture onto the terrainOpened the material editor by double clicking a mat ...

Loading a blueprint with an invalid gameplay tag container pin causes ensure and data loss

UE - Gameplay - Feb 23, 2021

The gameplay tag system depends on tags being registered with the global manager as valid in order to correctly read them off disk. Two different issues are combining to cause a confusing ensure and ...

Chaos : Rigid body sleeps when very small external force is applied by AddForce

UE - Simulation - Physics - Solver - May 25, 2022

When a small external force is applied to the rigid body, the VSmooth value is reset in the ResetVSmoothFromForces function. Since this function ignores the current velocity, a very small velocity ...

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 ...

Widgets will bind input delegates to the Player Controller's Input Component, but never unbind them

UE - Editor - UI Systems - UMG - Jan 30, 2024

This is a bug introduced with 18468289 a while ago. We added this functionality for [Link Removed], which allows input event nodes to be placed within widgets and have them behave correctly.  This ...

[CrashReport] UE4Editor_Cascade!FCascadeEdPreviewViewportClient::GetCascade() [cascadepreviewviewportclient.h:72]

UE - Niagara - Jul 14, 2017

This is a common crash affecting users in 4.16. It appears to be a continuation of [Link Removed]. Users have not provided additional information about this crash. Source Context/** Accessors */ ...

LineTraceSingleByChannel does not correctly use the collision response set for the channel being traced on

UE - Simulation - Physics - Nov 28, 2017

There appears to be an issue with how raycasts are performed within PxScene. When performing the trace, only the collision response for the first ECollisionChannel seems to be considered. If all col ...

[CrashReport] UE4Editor_Engine!FPointerToUberGraphFrame::~FPointerToUberGraphFrame()

UE - Gameplay - Blueprint - 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, however the callstack is very similar to [Link Removed] ...

[CrashReport] UE4Editor_Landscape!FLandscapeComponentSceneProxy::FLandscapeComponentSceneProxy() [landscaperender.cpp:680]

UE - LD & Modeling - Terrain - Landscape - Apr 11, 2018

User comment in crash group:Wanted to delete a single field of my landscape wich is very big. Same error appears if I try to get a part of the landscape to another streaming level. Would be cool if ...

[CrashReport] UE4Editor_UnrealEd!TSet<FEditorUndoClient * | SActorDetails::~SActorDetails

Tools - Sep 20, 2017

This is a somewhat common crash coming out of 4.16 and 4.17. Users have not provided any description of their actions when the crash occurred. The top line of the callstack and the source context ...