Lightmass crash

Hello,

After importing my kitchen set from 3ds max to ue4 via datasmith my lightmass build crashes once i reopen my level. Don’t know if its something on my end or a bug.

Attached message log and swarm agent info:

08:19:33: [Interface:TryOpenConnection] Local connection established
08:19:33: [Job] Accepted Job 3956EBBA-4BAD421B-F2224FB2-EA69CBC9
08:19:35: [Job] Launched Job UnrealLightmass_2018-09-04_02-46-31_1309584-64bit.exe
08:19:35: [Job] PID is 52484
08:19:35: [Job] GUID is “3956EBBA-4BAD421B-F2224FB2-EA69CBC9”
08:19:35: LogLightmass: Display: Lightmass Win64 started on: DESKTOP-OOR9EGT. Command-line: 3956EBBA4BAD421BF2224FB2EA69CBC9
08:19:35: Failed to determine engine directory: Defaulting to …/…/…/Engine/
08:19:35: Failed to load ‘aqProf.dll’ (GetLastError=126)
08:19:35: File ‘aqProf.dll’ does not exist
08:19:35: Failed to load ‘VtuneApi.dll’ (GetLastError=126)
08:19:35: File ‘VtuneApi.dll’ does not exist
08:19:35: Failed to load ‘VtuneApi32e.dll’ (GetLastError=126)
08:19:35: File ‘VtuneApi32e.dll’ does not exist
08:19:35: Lightmass Win64 started on: DESKTOP-OOR9EGT. Command-line: 3956EBBA4BAD421BF2224FB2EA69CBC9
08:19:35: LogLightmass: Display: Processing scene GUID: 3956EBBA4BAD421BF2224FB2EA69CBC9 with 14 threads
08:19:35: Processing scene GUID: 3956EBBA4BAD421BF2224FB2EA69CBC9 with 14 threads
08:19:35: Building static lighting…
08:19:35: [OpenConnection] Registering TCP channel …
08:19:35: [OpenConnection] Connecting to agent …
08:19:35: [TryOpenConnection] Testing the Agent
08:19:35: [TryOpenConnection] Opening Connection to Agent
08:19:35: [TryOpenConnection] Local Process ID is 52484
08:19:35: [Job] Found a parent connection for PID 52484
08:19:35: [Job] 4AB90E05 -> 6E2C3A7F
08:19:35: [Interface:TryOpenConnection] Local connection established
08:19:36: Skylight import processing 0.373s with CubemapSize 1024
08:19:40: Measured CPU frequency: 3.39 GHz
08:19:40: FStaticLightingSystem started using GKDOPMaxTrisPerLeaf: 4
08:19:40: Number of texture mappings: 694
08:19:40: Number of fluid mappings: 0
08:19:40: Number of landscape mappings: 0
08:19:40: Number of BSP mappings: 0
08:19:40: Number of static mesh instance mappings: 694
08:19:42: Windows GetLastError: The operation completed successfully. (0)
08:19:42: Exception handled in main, crash report generated, re-throwing exception
08:19:42: Exception handled in main, calling appHandleCriticalError
08:19:42: LogLightmass: Error: === Critical error: ===
08:19:42:
08:19:42: Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:d:\build++ue4\sync\engine\source\runtime\core\public\Containers/Array.h] [Line: 611]
08:19:42: Array index out of bounds: 14618 from an array of size 14618
08:19:42:
08:19:42:
08:19:42:
08:19:42:
08:19:42: 0x00007ffd6100a388 KERNELBASE.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffd3ff34a10 UnrealLightmass-ApplicationCore.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffcf8a1955c UnrealLightmass-Core.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffcf89aaa4d UnrealLightmass-Core.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ff6ee450650 UnrealLightmass.exe!Lightmass::FEmbreeGeometry::FEmbreeGeometry() ]
08:19:42:
08:19:42: 0x00007ff6ee459122 UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::AddMesh() ]
08:19:42:
08:19:42: 0x00007ff6ee4b6f3d UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() ]
08:19:42:
08:19:42: 0x00007ff6ee45f7dc UnrealLightmass.exe!Lightmass::BuildStaticLighting() ]
08:19:42:
08:19:42: 0x00007ff6ee48a922 UnrealLightmass.exe!Lightmass::LightmassMain() ]
08:19:42:
08:19:42: 0x00007ff6ee4ad49a UnrealLightmass.exe!main() ]
08:19:42:
08:19:42: 0x00007ff6ee530bdc UnrealLightmass.exe!__scrt_common_main_seh() ]
08:19:42:
08:19:42: 0x00007ffd630f3034 KERNEL32.DLL!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffd64341461 ntdll.dll!UnknownFunction ]
08:19:42:
08:19:42:
08:19:42: === Critical error: ===
08:19:42:
08:19:42: Assertion failed: (Index >= 0) & (Index < ArrayNum) [File:d:\build++ue4\sync\engine\source\runtime\core\public\Containers/Array.h] [Line: 611]
08:19:42: Array index out of bounds: 14618 from an array of size 14618
08:19:42:
08:19:42:
08:19:42:
08:19:42:
08:19:42: 0x00007ffd6100a388 KERNELBASE.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffd3ff34a10 UnrealLightmass-ApplicationCore.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffcf8a1955c UnrealLightmass-Core.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffcf89aaa4d UnrealLightmass-Core.dll!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ff6ee450650 UnrealLightmass.exe!Lightmass::FEmbreeGeometry::FEmbreeGeometry() ]
08:19:42:
08:19:42: 0x00007ff6ee459122 UnrealLightmass.exe!Lightmass::FEmbreeAggregateMesh::AddMesh() ]
08:19:42:
08:19:42: 0x00007ff6ee4b6f3d UnrealLightmass.exe!Lightmass::FStaticLightingSystem::FStaticLightingSystem() ]
08:19:42:
08:19:42: 0x00007ff6ee45f7dc UnrealLightmass.exe!Lightmass::BuildStaticLighting() ]
08:19:42:
08:19:42: 0x00007ff6ee48a922 UnrealLightmass.exe!Lightmass::LightmassMain() ]
08:19:42:
08:19:42: 0x00007ff6ee4ad49a UnrealLightmass.exe!main() ]
08:19:42:
08:19:42: 0x00007ff6ee530bdc UnrealLightmass.exe!__scrt_common_main_seh() ]
08:19:42:
08:19:42: 0x00007ffd630f3034 KERNEL32.DLL!UnknownFunction ]
08:19:42:
08:19:42: 0x00007ffd64341461 ntdll.dll!UnknownFunction ]
08:19:42:
08:19:42:
08:19:42: LogWindows: Warning: CreateProc failed: The system cannot find the file specified. (0x00000002)
08:19:42: CreateProc failed: The system cannot find the file specified. (0x00000002)
08:19:42: LogWindows: Warning: URL: …/DotNET/AutoReporter.exe 52484 “UE4AutoReportDump.txt” “UnrealLight_DESKTOP-OOR9EGT_C6008F8945E0D34FA60D99A8E6C158BD.log” “UE4AutoReportIniDump.txt” “” -unattended
08:19:42: URL: …/DotNET/AutoReporter.exe 52484 “UE4AutoReportDump.txt” “UnrealLight_DESKTOP-OOR9EGT_C6008F8945E0D34FA60D99A8E6C158BD.log” “UE4AutoReportIniDump.txt” “” -unattended
08:19:42: LogLightmass: Error: Couldn’t start up the Auto Reporting process!
08:19:42: Couldn’t start up the Auto Reporting process!
08:19:42: *** CRITICAL ERROR! Machine: DESKTOP-OOR9EGT
08:19:42: *** CRITICAL ERROR! Logfile: UnrealLight_DESKTOP-OOR9EGT_C6008F8945E0D34FA60D99A8E6C158BD.log
08:19:42: *** CRITICAL ERROR! Crash report:
08:19:42: [CloseConnection] Closing connection 6E2C3A7F using handle 6E2C3A7F
08:19:42: [CloseConnection] Connection confirmed for disconnection 6E2C3A7F
08:19:42: [CloseConnection] Connection disconnected 6E2C3A7F
08:19:42: [GetMessage] Safely returning to 6E2C3A7F with no message
08:19:43: [MaintainConnections] Local connection has closed (6E2C3A7F)
08:19:43: [MaintainConnections] Removed connection 6E2C3A7F
08:19:43: [Job] Job has failed! Job executable didn’t exit cleanly. Exit code: 1
08:19:43: [CloseConnection] Closing connection 4AB90E05 using handle 4AB90E05
08:19:43: [CloseConnection] Connection confirmed for disconnection 4AB90E05
08:19:43: [CloseConnection] Closing orphaned Job (3956EBBA-4BAD421B-F2224FB2-EA69CBC9)
08:19:44: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:44: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:45: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:45: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:46: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:46: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:47: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:47: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:48: [MaintainConnections] Connection 4AB90E05 is DISCONNECTING
08:19:48: [CloseConnection] Connection disconnected 4AB90E05
08:19:48: [GetMessage] Safely returning to 4AB90E05 with no message
08:19:48: [MaintainConnections] Local connection has closed (4AB90E05)
08:19:48: [MaintainConnections] Removed connection 4AB90E05
08:19:48: [MaintainConnections] All connections have closed

1 Like

here the solution:
https://forums.unrealengine.com/unreal-engine/unreal-studio/1515882-lightmass-crashed

It worked. Thanks a lot :slight_smile: