Unreal Engine Issues
Unreal Engine Issues
Crash when enabling HZB occlusion culling
UE - Graphics Features - Dec 16, 2020Enabling HZB Occlusion culling results in a reproducible crash. Looks like a community member noticed this back in preview 2: https://forums.unrealengine.com/unreal-engine/announcements-and-release ...
Crash retargeting an animation blueprint with a RigidBody node
UE - Simulation - Physics - Feb 17, 2017Crash occurs when the user attempts to retarget an animation blueprint that is using a RigidBody node. ...
Crash in FLandscapeComponentSceneProxy::GetStaticBatchElementVisibility with tiny component size
UE - LD & Modeling - Terrain - Landscape - Feb 27, 2015Loading a level with a landscape with a 7x7 component size and 2x2 subsections can crash when texture streaming is enabled ...
NiagaraSystem with EniagaraGpuComputeTickStage::PostInitViews rarely crashes due to multi-thread race conflicts
UE - Niagara - Mar 1, 2025NiagaraSystem with EEiagaraGpuComputeTickStage::PostInitViews should not have bSupportsParallelGDME because of possible multi-threaded contention, but FNiagaraSystemInstanceController::GetGpuCompute ...
Crash when adding a Material Layer with a Static Component Mask Parameter node to a Material Instance
UE - Graphics Features - Apr 15, 2021When adding a Material Layer, that has a Static Component Mask Parameter node in it, to a Material Instance, the editor will crash. The ability to set Material Attribute layers in a Material Inst ...
Crash playing source media file after attempting to play undefined source file
Media Framework - Mar 2, 2017After attempting to preview the undefined File Media Source in the Media Player Window and getting an error. I set the path of the File Media Source to Windows sample video 'Wilflife'. Then attempt ...
Crash when compiling Blueprint class based off C++ actor with a Niagara component that has a user color curve
UE - Niagara - Mar 6, 2020When creating a blueprint class based on a C++ actor with a Niagara component, color curves will cause the editor to crash when compiling the blueprint. This will impact users creating their own cla ...
[AI] BTService_RunEQS has rare crash during OnQueryFinished
UE - AI - BehaviorTree - Nov 9, 2023The crash log shows Error: Ensure condition failed: MyMemory->RequestID != INDEX_NONE [UE5\Engine\Source\Runtime\AIModule\Private\BehaviorTree\Services\BTService_RunEQS.cpp][Line: 93]. Other logs ha ...
Creating blueprint based on landscape crashes editor
UE - LD & Modeling - Terrain - Landscape - Aug 24, 2016If a blueprint is created from a landscape object, the editor will crash. Frequency: 5/5 ...
Crash opening animation assets with Morph Targets
OLD - Anim - Jul 29, 2016REGRESSION: YesWORKING: 3068867BROKEN: 3069877 Crash occurs when the user opens an animation with Morph Targets in Persona. ...