Unable to open scenes on Windows without crashing.

Steps to reproduce
- Unity 2019.2.0b7
- Open Lighting settings
- Enable auto baking
- Starts to bake an empty scene.
Notice Issue >> Crash

Broken in: 2019.2.0b6, 2019.2.0b7

========== OUTPUTTING STACK TRACE ==================

0x00007FFBE4182867 (nvoptix) optixQueryFunctionTable
0x00007FFBE4116A94 (nvoptix) optixQueryFunctionTable
0x00007FF7D598FD96 (Unity) optix::PostprocessingStageObj::destroy
0x00007FF7D5989A84 (Unity) OptixDLDenoiser::DenoiserContext::DestroyContext
0x00007FF7D5987141 (Unity) OptixDLDenoiser::DenoiserContext::~DenoiserContext
0x00007FF7D59892F1 (Unity) OptixDLDenoiser::DLDenoiserAvailable
0x00007FF7D5997238 (Unity) GetCompositorSettings
0x00007FF7D5A75A04 (Unity) ProgressiveRuntimeManager::Update
0x00007FF7D597DB5D (Unity) gi::PostUpdate
0x00007FF7D59A4F89 (Unity) GISceneManager::Update
0x00007FF7D59A1CC5 (Unity) `GISceneManager::GISceneManager'::`2'::tickGIInEditorRegistrator::Forward
0x00007FF7D29F35C9 (Unity) CallbackArray::Invoke
0x00007FF7D3146F0F (Unity) ProfilerCallbackInvoke<CallbackArray,284832>::Invoke
0x00007FF7D31530C3 (Unity) Application::TickTimer
0x00007FF7D39DDEBD (Unity) MainMessageLoop
0x00007FF7D39E08FF (Unity) WinMain
0x00007FF7D6668B62 (Unity) __scrt_common_main_seh
0x00007FFC463B4034 (KERNEL32) BaseThreadInitThunk
0x00007FFC471E3691 (ntdll) RtlUserThreadStart

========== END OF STACKTRACE ===========