ok I was playing outlast trials and got a ue4 crash this time, heres what it said
Fatal error!
Unhandled Exception: EXCEPTION_ACCESS_VIOLATION writing address 0x0000000000000003
0x00007ff757fff62b TOTClient-Win64-Shipping.exe!TMapBase<FD3D12RayTracingShaderTable::FShaderRecordCacheKey,unsigned int,FDefaultSetAllocator,TDefaultMapHashableKeyFuncs<FD3D12RayTracingShaderTable::FShaderRecordCacheKey,unsigned int,0> >::Emplace<FD3D12RayTracingShaderTable::FShaderRecordCacheKey const &,unsigned int const &>() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Public\Containers\Map.h:404]
0x00007ff758013f34 TOTClient-Win64-Shipping.exe!SetRayTracingHitGroup() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\D3D12RHI\Private\D3D12RayTracing.cpp:4000]
0x00007ff75801406b TOTClient-Win64-Shipping.exe!SetRayTracingHitGroupsTask() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\D3D12RHI\Private\D3D12RayTracing.cpp:4031]
0x00007ff75800772e TOTClient-Win64-Shipping.exe!UE4Function_Private::TFunctionRefCaller<<lambda_87ed0d1645ee90dfb3a1eb37b987706e>,void __cdecl(void)>::Call() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Public\Templates\Function.h:549]
0x00007ff755e91b02 TOTClient-Win64-Shipping.exe!TGraphTask<TFunctionGraphTaskImpl<void __cdecl(void),0> >::ExecuteTask() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Public\Async\TaskGraphInterfaces.h:887]
0x00007ff755994046 TOTClient-Win64-Shipping.exe!FTaskThreadAnyThread:

rocessTasks() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:1092]
0x00007ff755b42e50 TOTClient-Win64-Shipping.exe!FTaskThreadAnyThread:

rocessTasksUntilQuit() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:914]
0x00007ff755b42e1c TOTClient-Win64-Shipping.exe!FTaskThreadBase::Run() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:542]
0x00007ff7557896f4 TOTClient-Win64-Shipping.exe!FRunnableThreadWin::Run() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:86]
0x00007ff75578954a TOTClient-Win64-Shipping.exe!FRunnableThreadWin::GuardedRun() [D:\jenkins-steam-release-3-0\OPP\UnrealEngine4\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:35]
0x00007fffc4d5e8d7 KERNEL32.DLL!UnknownFunction []
0x00007fffc5f514fc ntdll.dll!UnknownFunction []
Crash in runnable thread TaskGraphThreadNP 2