[CrashReport] PhysX3PROFILE_x64!physx::Sc::BodySim::activateInteractions() [scbodysim.cpp:496]

UE - Simulation - Physics - Jul 19, 2017

This is a common crash affecting users in 4.16. The callstack is very similar to [Link Removed], which has previously been fixed. User DescriptionsTesting destruction of generated destructables. T ...

[CrashReport] UE4Editor_Engine!UAssetImportData::ExtractFilenames() [assetimportdata.cpp:156]

Tools - Sep 7, 2017

This is a common crash affecting users in 4.17 and 4.18. User DescriptionsI wasn't able to get my UCX collision to import. Clicked the yellow "return" arrow next to the asset import settings option ...

FStateTreeExecutionContext::GetDebugInfoString() outputs wrong info and crashes when using linked state trees

UE - AI - Debugging - Apr 17, 2025

When using State Trees, the AI Debugger can be accessed during play to show information about their current execution state. If a behavior tree is currently in a state that references a linked tree, ...

Crash Occurs When Creating a Blueprint From a Nav Link Proxy

UE - Gameplay - Blueprint - Sep 27, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

[CrashReport] UE4Editor_LeapMotion!FPrivateLeapImage::Texture32FromLeapImage()

UE - Platform - XR - May 19, 2016

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 2707 { 2708 FScopeCycleCounterUObject ComponentScope(Target); 2709 FScopeC ...

[CrashReport] UE4Editor_UnrealEd!FTransaction::FObjectRecord::FPersistentObjectRef::operator->() [transactor.h:108]

Tools - Oct 28, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Assertion failed: Obj [Link Removed] [Line: 107] Source Context: 93 ...

[CrashReport] UE4Editor_Engine!USkeleton::GetSmartNameContainer() [skeleton.cpp:1315]

OLD - Anim - Oct 5, 2016

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 1300 FSmartNameMapping* Mapping = SmartNames.GetContainerInternal(ContainerName); 1301 ...

Map load errors after adding C++ Vehicle or VehicleAdvanced pack to a project

UE - Gameplay - Jan 14, 2017

Load errors:Warning CreateExport: Failed to load Outer for resource 'MovementComp': TP_VehiclePawn /Game/VehicleCPP/Maps/VehicleExampleMap.VehicleExampleMap:PersistentLevel.TP_VehiclePawn_9 Warning ...

Starter Content Blueprint_Effect_Explosion Root Componet In Invalid State

UE - Content - Feature Pack - Sep 22, 2023

The Blueprint_Effect_Explosion Actor's Root Component in the Starter Content is in some form of invalid state. It reports to have a scale of (1.0, 1.0, 1.0) in the details panel but further behaviou ...

Sampling textures with bias in the path of a custom data pin causes derivative operations when avoidable

UE - Rendering Architecture - Materials - Apr 8, 2025

Materials that make use of the analytical derivatives path to avoid hardware derivatives can still generate derivative operations on texture samples when the shading model has a custom data pin and ...