Unreal Engine Issues

UE-153880

Crash in WP conversion commandlet on map containing geometry brushes

Crash in WP conversion commandlet on map containing geometry brushes

Steps to Reproduce
  1. Open the attached project "WPGraphIssue_UE4" using UE5.
  2. Convert "Main" map to World Partition using the World Partition conversion commandlet manually or by running Tools > Convert Level on it.
  3. A critical error and callstack can be found from the conversion output.
Callstack
[2022.05.24-08.53.47:485][  0]LogWindows: Error: Windows GetLastError: The handle is invalid. (6)
[2022.05.24-08.53.51:118][  0]LogWindows: Error: === Critical error: ===
[2022.05.24-08.53.51:119][  0]LogWindows: Error: 
[2022.05.24-08.53.51:119][  0]LogWindows: Error: Can't save C:/Users/ryan.bickell/Downloads/WPGraphIssue_UE4/Content/SubScripted_WP.umap: Graph is linked to object Brush /Game/Main_WP.Main_WP:PersistentLevel.CurvedStairBrush (Unknown property) in external map
[2022.05.24-08.53.51:120][  0]LogWindows: Error: 
[2022.05.24-08.53.51:120][  0]LogWindows: Error: [Callstack] 0x00007ff82ade4fd9 KERNELBASE.dll!UnknownFunction []
[2022.05.24-08.53.51:121][  0]LogWindows: Error: [Callstack] 0x00007fffac14cf95 UnrealEditor-Core.dll!ReportAssert() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Windows\WindowsPlatformCrashContext.cpp:1807]
[2022.05.24-08.53.51:122][  0]LogWindows: Error: [Callstack] 0x00007fffac150fb4 UnrealEditor-Core.dll!FWindowsErrorOutputDevice::Serialize() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Windows\WindowsErrorOutputDevice.cpp:76]
[2022.05.24-08.53.51:123][  0]LogWindows: Error: [Callstack] 0x00007fffabd9d13b UnrealEditor-Core.dll!FOutputDevice::LogfImpl() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Misc\OutputDevice.cpp:56]
[2022.05.24-08.53.51:123][  0]LogWindows: Error: [Callstack] 0x00007fffab5b3860 UnrealEditor-CoreUObject.dll!`anonymous namespace'::ValidateIllegalReferences() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage2.cpp:594]
[2022.05.24-08.53.51:124][  0]LogWindows: Error: [Callstack] 0x00007fffab5b4b86 UnrealEditor-CoreUObject.dll!`anonymous namespace'::ValidateImports() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage2.cpp:755]
[2022.05.24-08.53.51:125][  0]LogWindows: Error: [Callstack] 0x00007fffab59d786 UnrealEditor-CoreUObject.dll!`anonymous namespace'::SaveHarvestedRealms() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage2.cpp:2146]
[2022.05.24-08.53.51:126][  0]LogWindows: Error: [Callstack] 0x00007fffab57af6b UnrealEditor-CoreUObject.dll!`anonymous namespace'::InnerSave() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage2.cpp:2349]
[2022.05.24-08.53.51:127][  0]LogWindows: Error: [Callstack] 0x00007fffab58a529 UnrealEditor-CoreUObject.dll!UPackage::Save2() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage2.cpp:2499]
[2022.05.24-08.53.51:128][  0]LogWindows: Error: [Callstack] 0x00007fffab58a71f UnrealEditor-CoreUObject.dll!UPackage::Save() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage.cpp:1789]
[2022.05.24-08.53.51:129][  0]LogWindows: Error: [Callstack] 0x00007fffab59df27 UnrealEditor-CoreUObject.dll!UPackage::SavePackage() [D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage.cpp:4380]
[2022.05.24-08.53.51:130][  0]LogWindows: Error: [Callstack] 0x00007fffa93962c7 UnrealEditor-UnrealEd.dll!UWorldPartitionConvertCommandlet::Main() [D:\build\++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\Commandlets\WorldPartitionConvertCommandlet.cpp:1511]
[2022.05.24-08.53.51:131][  0]LogWindows: Error: [Callstack] 0x00007ff7cdae948e UnrealEditor.exe!FEngineLoop::PreInitPostStartupScreen() [D:\build\++UE5\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:3659]
[2022.05.24-08.53.51:131][  0]LogWindows: Error: [Callstack] 0x00007ff7cdae0bbd UnrealEditor.exe!GuardedMain() [D:\build\++UE5\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:137]
[2022.05.24-08.53.51:132][  0]LogWindows: Error: [Callstack] 0x00007ff7cdae0e8a UnrealEditor.exe!GuardedMainWrapper() [D:\build\++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:147]
[2022.05.24-08.53.51:133][  0]LogWindows: Error: [Callstack] 0x00007ff7cdae3c4d UnrealEditor.exe!LaunchWindowsStartup() [D:\build\++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:283]
[2022.05.24-08.53.51:134][  0]LogWindows: Error: [Callstack] 0x00007ff7cdaf5534 UnrealEditor.exe!WinMain() [D:\build\++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:330]
[2022.05.24-08.53.51:165][  0]LogWindows: Error: [Callstack] 0x00007ff7cdaf86e6 UnrealEditor.exe!__scrt_common_main_seh() [d:\a01\_work\6\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
[2022.05.24-08.53.51:166][  0]LogWindows: Error: [Callstack] 0x00007ff82d177034 KERNEL32.DLL!UnknownFunction []
[2022.05.24-08.53.51:167][  0]LogWindows: Error: [Callstack] 0x00007ff82d362651 ntdll.dll!UnknownFunction []
[2022.05.24-08.53.51:167][  0]LogWindows: Error:

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Fixed
ComponentUE - World Creation - Worldbuilding Tools - World Partition
Affects Versions5.0.1
Target Fix5.0.3
Fix Commit20349796
Main Commit20349796
CreatedMay 24, 2022
ResolvedMay 24, 2022
UpdatedJul 15, 2022