Sub Animation Blueprint causes crash when compiling character BP

OLD - Anim - Dec 9, 2016

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 931 OutputCurveMap(AnimationCurves[(uint8)EAnimCurveType::AttributeCurve], Canvas, Displa ...

[CrashReport] UE4Editor_Engine!FDistanceFieldAsyncQueue::ProcessAsyncTasks() [distancefieldatlas.cpp:824]

UE - Graphics Features - Jul 20, 2017

This is a common crash affecting users in 4.16. User Descriptionsremoving Inventory system form level.delete assets when was compiling shadersDeleting folderDeleting folder. Source Context 810 ...

[CrashReport] UE4Editor_AlembicLibrary!AbcImporterUtilities::GenerateSmoothingGroupsIndices()

UE - Gameplay - Aug 5, 2016

This JIRA is being entered as a result of it being one of the top crashes occurring in 4.13 Preview 1. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 833] ...

[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 ...

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_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 ...

[CrashReport] UE4Editor_UnrealEd!UEditorEngine::TeardownPlaySession() [playlevel.cpp:595]

Tools - Aug 30, 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: Assertion failed: EditorWorld == G ...