Description

User reports crash occurs when stopping a simulation or closing the editor

Crash reporter link:

[Link Removed]

Steps to Reproduce

Unable to reproduce locally.

Callstack

UE4Editor-Core.dylib!rml::internal::Block::freePublicObject()
UE4Editor-Core.dylib!operator delete()
Hear!HRPatchNodeList::removeitem()
Hear!HRPatchAudioStop()
CoreAudio!AUHAL::SelectDevice()
CoreAudio!AUHAL::~AUHAL()
CoreAudio!ComponentBase::AP_Close()
AudioToolbox!APComponentInstance::DisposeInstance()
AudioToolbox!AudioUnitNodeInfo::Close()
AudioToolbox!AudioUnitGraph::Close()
AudioToolbox!AudioUnitGraph::Dispose()
AudioToolbox!<Unknown>
UE4Editor-CoreAudio.dylib!FCoreAudioDevice::TeardownHardware()
UE4Editor-Engine.dylib!FAudioDevice::Teardown()
UE4Editor-Engine.dylib!FAudioDeviceManager::ShutdownAudioDevice()
UE4Editor-Engine.dylib!UGameViewportClient::BeginDestroy()
UE4Editor-CoreUObject.dylib!UObject::ConditionalBeginDestroy()
UE4Editor-CoreUObject.dylib!CollectGarbageInternal()
UE4Editor-CoreUObject.dylib!CollectGarbage()
UE4Editor-UnrealEd.dylib!UEditorEngine::EndPlayMap()
UE4Editor-UnrealEd.dylib!UEditorEngine::Tick()
UE4Editor-UnrealEd.dylib!UUnrealEdEngine::Tick()
UE4Editor!FEngineLoop::Tick()
UE4Editor!GuardedMain()
UE4Editor!<Unknown>
UE4Editor-Core.dylib!<Unknown>
Foundation!Unknown()
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>

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Cannot Reproduce
ComponentAudio
Affects Versions4.10
Target Fix4.11
CreatedJan 13, 2016
ResolvedJan 18, 2016
UpdatedApr 27, 2018