PhysicsBall BP not updating location with Collision volumes

UE - Simulation - Physics - Feb 2, 2017

PhysicsBallBP is unable to teleport via a collision volume (with either SetActorLocation or Teleport node). Regression: Error is not present in 4.14.3 but is present in 4.15.P3 Console error descr ...

255x255 Quads Landscape on mobile is broken

UE - Platform - Mobile - Sep 13, 2019

This issue is reproduced on mobile devices. According to the information from the licensee, it occurs with the following settings.[Link Removed] When executed, the following warning is displayed."L ...

Landscape grass ignores the scale of the parent actors

UE - Graphics Tools - Terrain - Landscape - Nov 11, 2020

DrawScale = Landscape->GetRootComponent()->GetRelativeScale3D(); ↓ DrawScale = Landscape->GetActorScale3D(); Changing as above will solve the problem. Output log displays this warning: LogPhysic ...

[CrashReport]UnrealEditor-Core!FNamedTaskThread::ProcessTasksNamedThread(int,bool) [TaskGraph.cpp:760]

UE - Graphics Features - Feb 13, 2023

Generated from CrashReporter ...

Sphere Mask ArgInvHardness missing multiplication

UE - Rendering Architecture - Materials - Jun 27, 2025

Hi Epic, In MaterialExpressions.cpp UMaterialExpressionSphereMask::Compile(), hardness is not calculated the same way in both <if> conditions. One is missing a multiplication by 0.01f. Specificall ...

Crash when using AnimSeqStats console command

OLD - Anim - Apr 8, 2015

Crash when using AnimSeqStats console command. User in the additional info URL seems to know what the code change should be. [Link Removed] ...

Failing to compile will cause blueprint variables to reset to their default values

UE - Gameplay - Blueprint - Jan 18, 2016

If a user creates a variable and sets it to a value that is not the default and then gets an error that prevents the blueprint from compiling, this will cause the variable to be reset to it's defaul ...

Disabling the oculus rift plugin but no the Oculus input or Oculus Library will cause a crash

UE - Platform - XR - Oct 29, 2015

If the user disables the oculus rift plugin without disabling the oculus input and oculus library plugins the project will crash on opening. ...

Exporting LOD's from editor only gives LOD0

Tools - Oct 6, 2015

Can't export more than one LOD level from editor. ...