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 ...

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

BP using nested child actor components in streaming level causes ensure condition failed

UE - Simulation - Physics - Solver - Jul 11, 2022

This never happens on ue5.0.0 The problem appears to be caused by a deleted PhysicsProxy being registered with Solver. Since the solver accesses the deleted PhysicsProxy, it may crash. Checking a ...

Changing particle system template via Blueprints crashes Editor and packaged game

UE - Niagara - Apr 4, 2019

Setting a ParticleSystem component in a Blueprint to none/null with a "Set Template" node causes the editor and the packaged project to crash. I have noticed this when migrating my game to 4.22, whi ...

Editor crashes on compile with no warning when trying to access information from a "Slot as Canvas Slot" node on tick that has not been set yet by begin play

UE - Editor - UI Systems - Jul 1, 2015

If a user creates a widget variable that is set on begin play and then tries to get information from that widget via the "Slot as Canvas Slot" node on tick the editor will crash. This appears to hap ...