Selecting Reimport on a virtual texture results in crash

UE - Graphics Features - Nov 14, 2019

Reimporting a virtual texture results in a crash. Tested in: 4.24P2 CL#10091930 ,  4.25 CL#10183780 ...

Renaming actors between levels during PIE causes issues

UE - World Creation - Worldbuilding Tools - OFPA - Dec 4, 2023

When renaming actors during PIE the actor generates a new, non memory/temporary, actor package underneath the PIE world- this is then causing checks in EnumerateMemoryAssetsHelper (in AssetRegistry. ...

Crash in Material Editor when calling GetScreenSpaceData() from custom node

UE - Rendering Architecture - Materials - Jan 27, 2023

Cooked content results in crash on launch of QAGame.exe

UE - Graphics Features - Feb 22, 2019

Seems to be an issue with how the cooker is calling the contents of TM-ShaderModels. ...

SetHitResultFromShapeAndFaceIndex crash

UE - Simulation - Physics - Nov 15, 2019

SetHitResultFromShapeAndFaceIndex calls  if(PxMaterial* PxMat = PShape->getMaterialFromInternalFaceIndex(FaceIndex)) { OutResult.PhysMaterial = FPhysxUserData::Get<UPhysicalMaterial>(PxMat->userD ...

PlayMontages can break after binding an actor with an AnimInstance inside a LevelSeuqence.

UE - Anim - Sequencer - May 28, 2025

When an Animation Sequence is overridden by a LevelSequence, and later reverts to its original animation state, the AnimInstance fails to properly reinitialize. This prevents subsequent animation lo ...

Float Curve that is set as a local variable in an actor's function is garbage collected when in Standalone, causing a crash

UE - Gameplay - Blueprint - Sep 9, 2016

If a Curve Float local variable is created for a function, it will be garbage collected when garbage collection occurs. This causes the process to crash due to an null pointer error whenever it is r ...

Grabbing a Destructible Mesh Child blueprint with a Phsyics Handle crashes the editor

UE - Simulation - Physics - Jun 20, 2016

Grabbing a Destructible Mesh Child blueprint with a Phsyics Handle crashes the editor during PIE. NOTE: This issue occurs whether or not simulate physics is active on the destructible mesh compone ...

Missing material bake output index entry for mesh(section)

UE - World Creation - Worldbuilding Tools - HLOD - May 15, 2024