Description

HLOD actors are generated on the outliner, but no geometry is generated. An error occurs in the output log.

Steps to Reproduce

1. Create a new level by selecting "Open World" from "File > New Level".

2. Save the level.

3. Change "Loading Range" in "World Settings > MainGrid" to 2000.

4. Build HLOD from "Build > Build HLODs".

 

 

Callstack

[2022.06.13-16.52.22:347][ 1]LogWindows: Error: === Critical error: ===
[2022.06.13-16.52.22:347][ 1]LogWindows: Error:
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: Fatal error!
[2022.06.13-16.52.22:348][ 1]LogWindows: Error:
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION writing address 0x0000000000000020
[2022.06.13-16.52.22:348][ 1]LogWindows: Error:
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: [Callstack] 0x00007fff5e1e14d3 VCRUNTIME140.dll!UnknownFunction []
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: [Callstack] 0x00007fff03f96dae UnrealEditor-D3D12RHI.dll!FD3D12DynamicRHI::ReadSurfaceDataNoMSAARaw() [D:\P4\UE5main\Engine\Source\Runtime\D3D12RHI\Private\D3D12RenderTarget.cpp:799]
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: [Callstack] 0x00007fff03f94845 UnrealEditor-D3D12RHI.dll!FD3D12DynamicRHI::RHIReadSurfaceData() [D:\P4\UE5main\Engine\Source\Runtime\D3D12RHI\Private\D3D12RenderTarget.cpp:1261]
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: [Callstack] 0x00007fff232778ad UnrealEditor-RHI.dll!FRHICommandListImmediate::ReadSurfaceData() [D:\P4\UE5main\Engine\Source\Runtime\RHI\Public\RHICommandList.h:4579]
[2022.06.13-16.52.22:348][ 1]LogWindows: Error: [Callstack] 0x00007fff1e0d224a UnrealEditor-Engine.dll!<lambda_2214afed58bcbe442680a8fad8cab228>::operator()() [D:\P4\UE5main\Engine\Source\Runtime\Engine\Private\UnrealClient.cpp:86]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff1e0f0e71 UnrealEditor-Engine.dll!TEnqueueUniqueRenderCommandType<`FRenderTarget::ReadPixels'::`2'::ReadSurfaceCommandName,<lambda_2214afed58bcbe442680a8fad8cab228> >::DoTask() [D:\P4\UE5main\Engine\Source\Runtime\RenderCore\Public\RenderingThread.h:193]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff1e1086e6 UnrealEditor-Engine.dll!TGraphTask<TEnqueueUniqueRenderCommandType<`FRenderTarget::ReadPixels'::`2'::ReadSurfaceCommandName,<lambda_2214afed58bcbe442680a8fad8cab228> > >::ExecuteTask() [D:\P4\UE5main\Engine\Source\Runtime\Core\Public\Async\TaskGraphInterfaces.h:1275]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff20fdb64b UnrealEditor-Core.dll!FNamedTaskThread::ProcessTasksNamedThread() [D:\P4\UE5main\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:761]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff20fdbb3e UnrealEditor-Core.dll!FNamedTaskThread::ProcessTasksUntilQuit() [D:\P4\UE5main\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:650]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff20fdbdfc UnrealEditor-Core.dll!FTaskGraphCompatibilityImplementation::ProcessThreadUntilRequestReturn() [D:\P4\UE5main\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:2128]
[2022.06.13-16.52.22:349][ 1]LogWindows: Error: [Callstack] 0x00007fff23504cba UnrealEditor-RenderCore.dll!RenderingThreadMain() [D:\P4\UE5main\Engine\Source\Runtime\RenderCore\Private\RenderingThread.cpp:380]
[2022.06.13-16.52.22:350][ 1]LogWindows: Error: [Callstack] 0x00007fff23508eac UnrealEditor-RenderCore.dll!FRenderingThread::Run() [D:\P4\UE5main\Engine\Source\Runtime\RenderCore\Private\RenderingThread.cpp:527]
[2022.06.13-16.52.22:350][ 1]LogWindows: Error: [Callstack] 0x00007fff2167c402 UnrealEditor-Core.dll!FRunnableThreadWin::Run() [D:\P4\UE5main\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:149]
[2022.06.13-16.52.22:350][ 1]LogWindows: Error: [Callstack] 0x00007fff216751f0 UnrealEditor-Core.dll!FRunnableThreadWin::GuardedRun() [D:\P4\UE5main\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:79]
[2022.06.13-16.52.22:350][ 1]LogWindows: Error: [Callstack] 0x00007fffb4577034 KERNEL32.DLL!UnknownFunction []
[2022.06.13-16.52.22:350][ 1]LogWindows: Error: [Callstack] 0x00007fffb6562651 ntdll.dll!UnknownFunction []
[2022.06.13-16.52.22:350][ 1]LogWindows: Error:

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Fixed
ComponentUE - LD & Art - World Building - HLOD
Affects Versions5.0.2
Target Fix5.1
Fix Commit22088704
Main Commit22088941
Release Commit22088704
CreatedJun 14, 2022
ResolvedSep 20, 2022
UpdatedSep 24, 2022