World Origin Rebasing Causing Camera to be Offset From Location When Exiting PIE on a Large Map

UE - LD & Modeling - Terrain - Landscape - Jul 6, 2017

When using World Origin Rebasing, it is possible for the camera to offset itself from your starting location when exiting PIE. This will cause the next PIE session that starts at Current Camera Loca ...

Gameplay Tag Redirectors are not updating properly with nodes

UE - Gameplay - Blueprint - Jul 27, 2017

Gameplay Tag Re-directories are not updating properly with nodes. Specific nodes include: "Make literal gameplay tag" and Switch on gameplay tag. Versions Tested: 4.15.3 - CL: 3450819 4.16.2 - CL: ...

Mac Crash when foliage painting in QAGame with TallGrass_01 asset

UE - LD & Modeling - Terrain - Landscape - Aug 3, 2017

This crash seems to only be reproducible using the TallGrass_01 asset in QAGame. Having other foliage assets selected sometimes prevents the crash, but usually any combination of assets plus TallGra ...

Tether Parameters Have No Effect On Clothing Using the NvCloth Clothing Tool

OLD - Anim - Oct 4, 2017

In Editor Preferences < under Experimental < Clothing Tools is enabledOwen was migrated over and the original clothing asset was deleted and a new one created to test the issueOnly the ties on his coa ...

Adding a Blueprint Interface (with function named "Test") to a Widget Blueprint with a variable named "Test" crashes the editor when compiling

UE - Gameplay - Blueprint Editor - Oct 5, 2017

Giving the Blueprint Interface Function and the Widget Blueprint Variable the same name, then adding the Blueprint Interface to the Widget Blueprint, causes the editor to immediately crash when comp ...

Random Deviation of 0 causes service node instantiation fail

UE - AI - Apr 17, 2018

Licensee has 4 Services that aren't being initialized with their respective Tasks when they Plays in Editor. If the Behavior Tree is opened first, the warnings do not appear. All 4 of the Services h ...

Moving actor to another level breaks soft object reference

UE - Gameplay - Jun 9, 2020

REGRESSION: In 4.24, there was a fixup process that would allow the soft reference to remain valid. This seems to be missing in 4.25 Moving an actor to another sublevel immediately breaks soft ref ...

Fbx Importer: Make sure the blendshape curve keys have the correct tangent scale

UE - Anim - Oct 4, 2021

The tangent of the blendshape curve seam to have the wrong scale (but correct direction) from this UDN. https://udn.unrealengine.com/s/question/0D54z000079J03OCAS/skip-compressing-anims-and-buildin ...

USplineComponent::CalcBounds is not defined in shipping builds

UE - Editor - Workflow Systems - Jul 12, 2022

USplineComponent::CalcBounds is not defined in shipping builds (presumably the thought being that nothing can be rendered in shipping, and hence no scene capture required). But if CalcBounds is use ...

Issue with PLA Editing inside another PLA causes Z-Fighting or Mesh Disappearance.

UE - World Creation - Worldbuilding Tools - Dec 6, 2024

When editing a Packed Level Actor (PLA) that is inside another PLA, z-fighting or mesh disappearance will occur. More specifically, it is seen when duplicating a mesh inside the PLA, upon saving the P ...