Lightmass Crash

When I try to build the light in my level:

=== Lightmass crashed: ===
Assertion failed: rtcDeviceGetError(EmbreeDevice) == RTC_NO_ERROR [File:D:\Build\++UE4\Sync\Engine\Source\Programs\UnrealLightmass\Private\Lighting\Embree.cpp] [Line: 581] 
0x000007fefd9da06d KERNELBASE.dll!UnknownFunction []
0x000007fea5baed57 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5bb16e7 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5a4233a UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cd689 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cddd9 UnrealLightmass-Core.dll!UnknownFunction []
0x000000013f471d4b UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::PrepareForRaytracing() []
0x000000013f494e92 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() []
0x000000013f44b1d4 UnrealLightmass.exe!Lightmass::BuildStaticLighting() []
0x000000013f46decd UnrealLightmass.exe!Lightmass::LightmassMain() []
0x000000013f48c87a UnrealLightmass.exe!main() []
0x000000013f4f6f38 UnrealLightmass.exe!__scrt_common_main_seh() []
0x00000000779259cd kernel32.dll!UnknownFunction []
0x0000000077a5a561 ntdll.dll!UnknownFunction []
*** CRITICAL ERROR! Machine: FIDO2
*** CRITICAL ERROR! Logfile: UnrealLight_FIDO2_5DBD50C24891E6537A0860B2C6C092DE.log
*** CRITICAL ERROR! Crash report: 
LightingResults: Error: <None> === Lightmass crashed: ===
Assertion failed: rtcDeviceGetError(EmbreeDevice) == RTC_NO_ERROR [File:D:\Build\++UE4\Sync\Engine\Source\Programs\UnrealLightmass\Private\Lighting\Embree.cpp] [Line: 581] 
0x000007fefd9da06d KERNELBASE.dll!UnknownFunction []
0x000007fea5baed57 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5bb16e7 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5a4233a UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cd689 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cddd9 UnrealLightmass-Core.dll!UnknownFunction []
0x000000013f471d4b UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::PrepareForRaytracing() []
0x000000013f494e92 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() []
0x000000013f44b1d4 UnrealLightmass.exe!Lightmass::BuildStaticLighting() []
0x000000013f46decd UnrealLightmass.exe!Lightmass::LightmassMain() []
0x000000013f48c87a UnrealLightmass.exe!main() []
0x000000013f4f6f38 UnrealLightmass.exe!__scrt_common_main_seh() []
0x00000000779259cd kernel32.dll!UnknownFunction []
0x0000000077a5a561 ntdll.dll!UnknownFunction []
Job has failed! Job executable didn't exit cleanly. Exit code: 1
LogStaticLightingSystem: Warning: Failed to build lighting!!! Lighting build failed.
DumpUnbuiltLightIteractions
Lights with unbuilt interactions: 0
Primitives with unbuilt interactions: 0
Cmd: MAP CHECK NOTIFYRESULTS
MapCheck: New page: OSA_Level_1 - 15/mag/2019 22:22:56
MapCheck: Map check complete: 0 Error(s), 0 Warning(s), took 288,649ms to complete.
LogSlate: Window 'Message Log' being destroyed

Complete referenced logfile:

Failed to determine engine directory: Defaulting to ../../../Engine/
Failed to load 'aqProf.dll' (GetLastError=126)
File 'aqProf.dll' does not exist
Failed to load 'VtuneApi.dll' (GetLastError=126)
File 'VtuneApi.dll' does not exist
Failed to load 'VtuneApi32e.dll' (GetLastError=126)
File 'VtuneApi32e.dll' does not exist
Lightmass Win64 started on: FIDO2. Command-line: 3F56C3954452C5796A073CA1DBCEFE0E
Processing scene GUID: 3F56C3954452C5796A073CA1DBCEFE0E with 6 threads
Building static lighting...
[OpenConnection] Registering TCP channel ...
[OpenConnection] Connecting to agent ...
[TryOpenConnection] Testing the Agent
[TryOpenConnection] Opening Connection to Agent
[TryOpenConnection] Local Process ID is 2452
Measured CPU frequency: 3.50 GHz
FStaticLightingSystem started using GKDOPMaxTrisPerLeaf: 4
Number of texture mappings: 129714
Number of fluid mappings:   0
Number of landscape mappings:   289
Number of BSP mappings:     0
Number of static mesh instance mappings: 129714
Scene surface area calculated at 346250.156 million units (45.279% of the estimated 764695.500 million units)
Importance volume surface area calculated at 277694.125 million units (105.084% of the estimated 264258.219 million units)
Clamped the number of indirect photon paths to 20000.
Clamped the number of indirect photons to emit to 40.000 million, from 166.616 million requested.
Windows GetLastError: The operation completed successfully. (0)
=== Critical error: === 
Assertion failed: rtcDeviceGetError(EmbreeDevice) == RTC_NO_ERROR [File:D:\Build\++UE4\Sync\Engine\Source\Programs\UnrealLightmass\Private\Lighting\Embree.cpp] [Line: 581] 



0x000007fefd9da06d KERNELBASE.dll!UnknownFunction []
0x000007fea5baed57 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5bb16e7 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea5a4233a UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cd689 UnrealLightmass-Core.dll!UnknownFunction []
0x000007fea59cddd9 UnrealLightmass-Core.dll!UnknownFunction []
0x000000013f471d4b UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::PrepareForRaytracing() []
0x000000013f494e92 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() []
0x000000013f44b1d4 UnrealLightmass.exe!Lightmass::BuildStaticLighting() []
0x000000013f46decd UnrealLightmass.exe!Lightmass::LightmassMain() []
0x000000013f48c87a UnrealLightmass.exe!main() []
0x000000013f4f6f38 UnrealLightmass.exe!__scrt_common_main_seh() []
0x00000000779259cd kernel32.dll!UnknownFunction []
0x0000000077a5a561 ntdll.dll!UnknownFunction []

CreateProc failed: The system cannot find the file specified. (0x00000002)
URL: ../DotNET/AutoReporter.exe 2452 "UE4AutoReportDump.txt" "UnrealLight_FIDO2_5DBD50C24891E6537A0860B2C6C092DE.log" "UE4AutoReportIniDump.txt" "" -unattended
Couldn't start up the Auto Reporting process!
*** CRITICAL ERROR! Machine: FIDO2
*** CRITICAL ERROR! Logfile: UnrealLight_FIDO2_5DBD50C24891E6537A0860B2C6C092DE.log
*** CRITICAL ERROR! Crash report: 

No problem on 4.21. If I delete the foliage, it builds successfully.

Hello,

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Thanks