Crash when using Get Start/End Frame (Seconds) node with MovieSceneSection have no opened bound

UE - Anim - Sequencer - Aug 14, 2019

If use Get Start/End Frame (Seconds) with GetStartFrame has a section isBounded is False, eg 3DTransformSection, editor will be crashed. Specifically, a following code occur crash. inline FFrame ...

HLOD build crashes when GroupActor is present

UE - World Creation - Worldbuilding Tools - HLOD - May 24, 2022

The licensee shared information that a Null check on the following Actor can be used as a workaround. static TArray<UActorComponent*> GatherHLODRelevantComponents(const TArray<AActor*>& InSourceAct ...

Crash upon editing a GameplayTagQuery inside of a DataAsset

UE - Gameplay - Oct 27, 2017

When a GameplayTagQuery variable is edited from inside of a DataAsset, the editor crashes when the changes are saved. This could be related to a bug that was fixed previously: [Link Removed] Regres ...

Adding HISM instance on a Dedicated Server causes a crash

Tools - Nov 14, 2018

Adding an instance of an HISM on a dedicated server causes an assert. Regression?: No This occurred in 4.20 ...

Enabling Override Instance Data to a LevelSequencerActor that has a Shot Track can lead to crashing the engine

UE - Anim - Sequencer - Mar 17, 2025

Enabling Override Instance Data to a LevelSequencerActor that has a Shot Track can lead to an Actor being translated really far, or even a crash in the engine. The licensee has encountered a particu ...

Cooking fails with a Nanite Landscape and 3D text asset

UE - Virtual Production - Avalanche - Sep 20, 2023

Adding a 3D text actor to a level with a Nanite landscape causes cooker to hit an assert Tested in the Following  //UE5-Release-5.3-CL-27405482 ...

Activating the Cube Grid tool while a Level Sequencer is open results in a crash

UE - Graphics Tools - Modeling Tools - Mesh Editing - May 20, 2022

Activating the Cube Grid tool while a Level Sequencer is open results in a crash. ...

Crash retargeting an animation blueprint with a RigidBody node

UE - Simulation - Physics - Feb 17, 2017

Crash occurs when the user attempts to retarget an animation blueprint that is using a RigidBody node. ...

Opening Persona causes editor to crash on Linux

UE - Platform - Linux - Nov 17, 2016

Attempting to open a skeletal mesh or animation in Persona causes the editor to crash. Regression: Yes Working: 4.13.2 - CL 3172292 Broken: 4.14.0 - CL 3195953 ...