<None> === Lightmass crashed: ===
Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:d:\projects\unrealengine-oculus-4.20.3-release-1.29.0\engine\source\runtime\core\public\Containers/Array.h] [Line: 611]
Array index out of bounds: 0 from an array of size 0


0x00007ffaef58a388 KERNELBASE.dll!UnknownFunction []
0x00007ffa674c45a0 UnrealLightmass-ApplicationCore.dll!UnknownFunction []
0x00007ffa67d7db0c UnrealLightmass-Core.dll!UnknownFunction []
0x00007ffa67d0d54d UnrealLightmass-Core.dll!UnknownFunction []
0x00007ff6a58254e9 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FinalizeSurfaceCacheTextureMapping() [d:\projects\unrealengine-oculus-4.20.3-release-1.29.0\engine\source\programs\unreallightmass\private\lighting\texturemapping.cpp:430]
0x00007ff6a5825c13 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FinalizeSurfaceCacheThreadLoop() [d:\projects\unrealengine-oculus-4.20.3-release-1.29.0\engine\source\programs\unreallightmass\private\lighting\texturemapping.cpp:256]
0x00007ff6a5848c7d UnrealLightmass.exe!Lightmass::FMappingProcessingThreadRunnable::Run() [d:\projects\unrealengine-oculus-4.20.3-release-1.29.0\engine\source\programs\unreallightmass\private\lighting\lightingsystem.cpp:1389]
0x00007ffa67f48f3c UnrealLightmass-Core.dll!UnknownFunction []
0x00007ffa67f43a77 UnrealLightmass-Core.dll!UnknownFunction []
0x00007ffaf0ed3034 KERNEL32.DLL!UnknownFunction []
0x00007ffaf26f1461 ntdll.dll!UnknownFunction []