4.16 Crash when exiting vr preview

Getting this crash quite a bit today, it happens when exiting a vr preview. This is the error log,

[2017.07.27-12.43.55:134][
80]LogWindows:Error: === Critical
error: === [2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error: Fatal error:
[File:D:\Build++UE4+Release-4.16+Compile\Sync\Engine\Source\Runtime\RenderCore\Private\RenderingThread.cpp]
[Line: 798]
[2017.07.27-12.43.55:134][
80]LogWindows:Error: Rendering thread
exception: [2017.07.27-12.43.55:134][
80]LogWindows:Error: Fatal error!
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error: Unhandled
Exception: EXCEPTION_ACCESS_VIOLATION
reading address 0x00000000
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-D3D11RHI.dll!0x00000000D500971D
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-D3D11RHI.dll!0x00000000D50096A1
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-D3D11RHI.dll!0x00000000D50159A3
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-RHI.dll!0x00000000F1176E96
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-SlateRHIRenderer.dll!0x00000000D0ECCD23
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-SlateRHIRenderer.dll!0x00000000D0ED32DE
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-Core.dll!0x00000000DFAA4D8C
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-Core.dll!0x00000000DFAA51AD
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-RenderCore.dll!0x00000000F1631607
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-RenderCore.dll!0x00000000F16326F6
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-Core.dll!0x00000000DFE3E648
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
UE4Editor-Core.dll!0x00000000DFE38E79
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
kernel32.dll!0x00000000777E59CD
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
ntdll.dll!0x000000007791B981
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
ntdll.dll!0x000000007791B981
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:134][
80]LogWindows:Error:
[2017.07.27-12.43.55:147][ 80]LogExit:
Executing StaticShutdownAfterError
[2017.07.27-12.43.56:322][
80]LogWindows:
FPlatformMisc::RequestExit(1)
[2017.07.27-12.43.56:322][ 80]Log file
closed, 07/27/17 13:43:56

Any ideas?