Lightmass crashed

Hi there,

can anyone point me to the right direction?

<None> === Lightmass crashed: ===
Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:d:\build++ue4\sync\engine\source\runtime\core\public\Containers/Array.h] [Line: 614]
Array index out of bounds: 28730 from an array of size 28730

0x00007ff911aea839 KERNELBASE.dll!UnknownFunction ]
0x00007ff838b2faa7 UnrealLightmass-Core.dll!UnknownFunction ]
0x00007ff838b324b1 UnrealLightmass-Core.dll!UnknownFunction ]
0x00007ff8389bb22a UnrealLightmass-Core.dll!UnknownFunction ]
0x00007ff83891ce87 UnrealLightmass-Core.dll!UnknownFunction ]
0x00007ff83891d540 UnrealLightmass-Core.dll!UnknownFunction ]
0x00007ff7bf099148 UnrealLightmass.exe!DispatchCheckVerify<void,<lambda_6baa7e18da244a9bdc419e5917d5de41> >() ]
0x00007ff7befde7a6 UnrealLightmass.exe!Lightmass::FEmbreeGeometry::FEmbreeGeometry() ]
0x00007ff7befe6f93 UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::AddMesh() ]
0x00007ff7bf0342b4 UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() ]
0x00007ff7befeab54 UnrealLightmass.exe!Lightmass::BuildStaticLighting() ]
0x00007ff7bf00e11d UnrealLightmass.exe!Lightmass::LightmassMain() ]
0x00007ff7bf02cb1a UnrealLightmass.exe!main() ]
0x00007ff7bf095cfc UnrealLightmass.exe!__scrt_common_main_seh() ]
0x00007ff9134e7bd4 KERNEL32.DLL!UnknownFunction ]
0x00007ff913eeced1 ntdll.dll!UnknownFunction ]

Kind regards

Hi!

Maybe you’ll just need to clean and then validate your swarm agent cache!