Crashes when loading an actor that inherits from AInstancedPlacementPartitionActor.
There is a serialization size mismatch.
1. Create a new blueprint actor that inherits from AInstancedPlacementPartitionActor class.
2. Place the actors created in Step1 in the level.
3. Packaging project.
4. Launch package application.
Then, when lunch the game crash occur. (see the attached repro project)
Message dialog closed, result: Ok, title: The UE5-Repro Game has crashed and will close, text: Fatal error: [File:D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp] [Line: 3664] ObjectSerializationError: /Game/NewMap (0xAC7741F7C0F91B08) /Game/NewMap (0xAC7741F7C0F91B08) - BP_InstancedPlacementPartitionActor_C /Game/NewMap.NewMap:PersistentLevel.BP_InstancedPlacementPartitionActor_C_1: Serial size mismatch: Expected read size 58, Actual read size 54 LogThreadingWindows: Error: Runnable thread FAsyncLoadingThread crashed. LogWindows: Error: === Critical error: === LogWindows: Error: LogWindows: Error: Fatal error: [File:D:\build\++UE5\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp] [Line: 3664] LogWindows: Error: ObjectSerializationError: /Game/NewMap (0xAC7741F7C0F91B08) /Game/NewMap (0xAC7741F7C0F91B08) - BP_InstancedPlacementPartitionActor_C /Game/NewMap.NewMap:PersistentLevel.BP_InstancedPlacementPartitionActor_C_1: Serial size mismatch: Expected read size 58, Actual read size 54 LogWindows: Error: LogWindows: Error: LogWindows: Error: LogWindows: Error: LogWindows: Error: [Callstack] 0x00007ff631f7144e UnrealGame.exe!FAsyncPackage2::Event_ProcessExportBundle() [] LogWindows: Error: [Callstack] 0x00007ff631f74c83 UnrealGame.exe!FEventLoadNode2::Execute() [] LogWindows: Error: [Callstack] 0x00007ff631f8e986 UnrealGame.exe!FAsyncLoadEventQueue2::PopAndExecute() [] LogWindows: Error: [Callstack] 0x00007ff631fadc44 UnrealGame.exe!FAsyncLoadingThread2::Run() [] LogWindows: Error: [Callstack] 0x00007ff631e89e4b UnrealGame.exe!FRunnableThreadWin::Run() [] LogWindows: Error: [Callstack] 0x00007ff631e82d50 UnrealGame.exe!FRunnableThreadWin::GuardedRun() [] LogWindows: Error: [Callstack] 0x00007ffd7b227034 KERNEL32.DLL!UnknownFunction [] LogWindows: Error: [Callstack] 0x00007ffd7c962651 ntdll.dll!UnknownFunction [] LogWindows: Error: LogWindows: Error: Crash in runnable thread FAsyncLoadingThread LogExit: Executing StaticShutdownAfterError LogWindows: FPlatformMisc::RequestExit(1) LogWindows: FPlatformMisc::RequestExitWithStatus(1, 3) LogCore: Engine exit requested (reason: Win RequestExit) Log file closed, 05/17/22 19:36:47
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-152653 in the post.
0 |
Component | UE - Editor - Workflow Systems |
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Affects Versions | 5.0 |
Target Fix | 5.0.3 |
Created | May 17, 2022 |
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Resolved | May 26, 2022 |
Updated | Jan 20, 2024 |