HLOD got errors, it may be caused by the large texture, but there is no large texture in map.
[2022.12.18-06.26.29:802][ 64]LogWorldPartitionHLODsBuilder: Display: [59 / 1520] Building HLOD actor JingHa_WP_HLODLayer_Merged/HLOD0_256m_767m_L7_X0_Y0_DL0...
[2022.12.18-06.26.30:039][ 65]LogMaterialUtilities: Warning: Mesh would require 32768 x 32768 textures, clamping down to maximum (8192 x 8192)
[2022.12.18-06.26.34:259][ 65]LogD3D12RHI: Error: CurrentQueue.Device->GetDevice()->GetDeviceRemovedReason() failed
at D:\build\++UE5\Sync\Engine\Source\Runtime\D3D12RHI\Private\D3D12Submission.cpp:910
with error 887A0007
[2022.12.18-06.26.34:261][ 65]LogRHI: Error: [Aftermath] Status: OutOfMemory
[2022.12.18-06.26.34:261][ 65]LogRHI: Error: [Aftermath] Failed to get Aftermath stack data
[2022.12.18-06.26.34:261][ 65]LogD3D12RHI: Error: [GPUBreadCrumb] Last tracked GPU operations:
[2022.12.18-06.26.34:261][ 65]LogD3D12RHI: Error: [GPUBreadCrumb] 3D Queue 0 - End: CanvasFlush
[2022.12.18-06.26.34:359][ 65]LogD3D12RHI: Error: [GPUBreadCrumb] Copy Queue 0 - No Data
[2022.12.18-06.26.34:370][ 65]LogD3D12RHI: Error: [GPUBreadCrumb] Compute Queue 0 - No Data
[2022.12.18-06.26.34:381][ 65]LogD3D12RHI: Error: DRED: No breadcrumb head found.
[2022.12.18-06.26.34:381][ 65]LogD3D12RHI: Error: DRED: No PageFault data.
[2022.12.18-06.26.34:381][ 65]LogD3D12RHI: Error: Memory Info from frame ID 66:
[2022.12.18-06.26.34:381][ 65]LogD3D12RHI: Error: Budget: 15421.00 MB
[2022.12.18-06.26.34:382][ 65]LogD3D12RHI: Error: Used: 1483.18 MB
[2022.12.18-06.26.34:392][ 65]LogD3D12RHI: Error: GPU Crashed or D3D Device Removed.
Use -d3ddebug to enable the D3D debug device.
Check log for GPU state information.
[2022.12.18-06.26.34:403][ 65]LogWindows: Error: Error reentered: Fatal error: [File:D:\build\++UE5\Sync\Engine\Source\Runtime\D3D12RHI\Private\D3D12Util.cpp] [Line: 868]
CurrentQueue.Device->GetDevice()->GetDeviceRemovedReason() failed
at D:\build\++UE5\Sync\Engine\Source\Runtime\D3D12RHI\Private\D3D12Submission.cpp:910
with error 887A0007
[2022.12.18-06.26.51:242][ 65]LogRHI: Error: Breadcrumbs 'RHIThread
Additionally, HLOD in UE5.1 always fail, and the reason in log is not easy to understand why.