FBX import of FocalLength with Spline Tangents setting does not import correctly

UE - Anim - Sequencer - Nov 9, 2022

Curves with Auto tangents settings are imported correctly. test_aaa_AutoTangents.fbx ...

Long thin splines with wide tangents do not generate correct collision geometry

UE - Graphics Tools - Terrain - Water - Oct 24, 2024

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[AI] ZoneShapes visualization does not reset after selecting another actor

UE - AI - Jul 26, 2023

ZoneShapes do not reset visuals when being de-selected and re-selected. The last piece of the zone shape to be selected will still show as selected when the shape is re-selected, but using the edito ...

Clicking the Closed Loop check box for a Blueprint SplineComponent crashes the Editor.

Tools - May 12, 2015

Clicking the Closed Loop option in a new Spline Component results in the Editor crashing. This only occurs in 4.8 Preview 1 (so far). 4.7.6 and Main appear to be working correctly. ...

USplineComponent::FindLocationClosestToWorldLocation does not function correctly with non-uniform scale

UE - Gameplay - Components - Jul 19, 2022

Licensee reports incorrect results with FindLocationClosestToWorldLocation when used with non-uniformly scaled spline components. ...

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 ...

[CrashReport] UE4Editor_Engine!USplineMeshComponent::CalculateScaleZAndMinZ()

Tools - Jun 27, 2017

This is a common crash occurring in the 4.16 release. It has occurred for many users, but nearly every user's project is named some variation of "pinball", this makes me wonder if the repro is surf ...

Crash accessing USplineComponent from Niagara while it is being updated on game thread

UE - Niagara - Aug 13, 2020

I was working with a licensee on something unrelated, and ran into this niagara threading crash. It looks like UNiagaraDataInterfaceSpline::SampleSplinePositionByUnitDistance on one of the niagara h ...

Assertion failed: PlatformNeedsExtraDeletionLatency()

UE - Rendering Architecture - RHI - Mar 5, 2019

Animating a HISM along a spline when many other HISMs are present will result in a crash in 4.22. Confirmed in 4.23 MAIN @ CL 5291468 ...