Steam Audio: Erratic Fatal Error with multiplayer PIE

After adding Steam Audio to my shooter project I now have fatal error happening from time to time while starting multiplayer session in PIE.

This issue can be reproduced with the ‘Shooter Game’ demo form the learning tab using the ‘Highrise’ level. Now that i think of it, it might be a scaling issue, the phonon scene might be too large.

UE 4.19.2

Windows10 Pro -Version 1803 - OS Build 17134.1


[2018.05.02-10.02.35:224][290]LogWindows: Error: === Critical error: ===
[2018.05.02-10.02.35:224][290]LogWindows: Error:
[2018.05.02-10.02.35:224][290]LogWindows: Error: Fatal error!
[2018.05.02-10.02.35:224][290]LogWindows: Error:
[2018.05.02-10.02.35:224][290]LogWindows: Error: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0xffffffff
[2018.05.02-10.02.35:224][290]LogWindows: Error:
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC7A4F8E phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC7A5D1B phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC709F9F phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC7A5DE1 phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC7A681B phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000AC7BE238 phonon.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000ACF96F41 UE4Editor-SteamAudio.dll!SteamAudio::LoadSceneFromDisk() [c:\4.19\engine\plugins\runtime\steam\steamaudio\source\steamaudio\private\phononscene.cpp:71]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000ACF90F1C UE4Editor-SteamAudio.dll!SteamAudio::FEnvironment::Initialize() [c:\4.19\engine\plugins\runtime\steam\steamaudio\source\steamaudio\private\steamaudioenvironment.cpp:85]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000ACF9B2E1 UE4Editor-SteamAudio.dll!SteamAudio::FPhononPluginManager::OnListenerInitialize() [c:\4.19\engine\plugins\runtime\steam\steamaudio\source\steamaudio\private\phononpluginmanager.cpp:35]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000DC57EB7A UE4Editor-Engine.dll!FAudioDevice::InitializePluginListeners() [c:\4.19\engine\source\runtime\engine\private\audiodevice.cpp:3497]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000DC595920 UE4Editor-Engine.dll!FAudioDevice::SetListener() [c:\4.19\engine\source\runtime\engine\private\audiodevice.cpp:2342]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000DC988F0C UE4Editor-Engine.dll!UGameViewportClient::Draw() [c:\4.19\engine\source\runtime\engine\private\gameviewportclient.cpp:1210]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000DD3AF0CB UE4Editor-Engine.dll!FViewport::Draw() [c:\4.19\engine\source\runtime\engine\private\unrealclient.cpp:1438]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000EC8FE7BC UE4Editor-UnrealEd.dll!UEditorEngine::Tick() [c:\4.19\engine\source\editor\unrealed\private\editorengine.cpp:1896]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000ED19BE06 UE4Editor-UnrealEd.dll!UUnrealEdEngine::Tick() [c:\4.19\engine\source\editor\unrealed\private\unrealedengine.cpp:401]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x000000002CC55EAC UE4Editor.exe!FEngineLoop::Tick() [c:\4.19\engine\source\runtime\launch\private\launchengineloop.cpp:3339]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x000000002CC66BD0 UE4Editor.exe!GuardedMain() [c:\4.19\engine\source\runtime\launch\private\launch.cpp:166]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x000000002CC66C4A UE4Editor.exe!GuardedMainWrapper() [c:\4.19\engine\source\runtime\launch\private\windows\launchwindows.cpp:144]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x000000002CC74177 UE4Editor.exe!WinMain() [c:\4.19\engine\source\runtime\launch\private\windows\launchwindows.cpp:223]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x000000002CC75B87 UE4Editor.exe!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:253]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x0000000033403034 KERNEL32.DLL!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000358A1551 ntdll.dll!UnknownFunction ]
[2018.05.02-10.02.35:224][290]LogWindows: Error: [Callstack] 0x00000000358A1551 ntdll.dll!UnknownFunction ]