I am seeing an cook failure at the very beginning. It goes away with a retry step via Horde.
Please find attached call stack. I am able to consistently reproduce it by wiping all the DDC cache and triggering a fresh cook.
LogOutputDevice: Error: begin: stack for UAT
LogOutputDevice: Error: === Handled ensure: ===
LogOutputDevice: Error:
LogOutputDevice: Error: Ensure condition failed: (CurrentLockType == LockType_Write) [Link Removed] [Line: 2210]
LogOutputDevice: Error: The Registry is not locked for writing yet - access to the NoLock registry is only possible after locking the RWLock registry (by using its public API calls).
LogOutputDevice: Error: Stack:
LogOutputDevice: Error: [Callstack] 0x00007ff9204c845d UnrealEditor-RigVM.dll!`FRigVMRegistry_RWLock::EnsureLocked'::`13'::<lambda_2>::operator()() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVM\Private\RigVMCore\RigVMRegistry.cpp:2210]
LogOutputDevice: Error: [Callstack] 0x00007ff92029701f UnrealEditor-RigVM.dll!FRigVMDispatchFactory::GetTemplate_NoLock() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVM\Private\RigVMCore\RigVMDispatchFactory.cpp:366]
LogOutputDevice: Error: [Callstack] 0x00007ff9202ae256 UnrealEditor-RigVM.dll!FRigVMRegistry_NoLock::RefreshFunctionsAndDispatches_NoLock() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVM\Private\RigVMCore\RigVMRegistry.cpp:483]
LogOutputDevice: Error: [Callstack] 0x00007ff9202ae179 UnrealEditor-RigVM.dll!FRigVMRegistry_NoLock::RefreshEngineTypes_NoLock() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVM\Private\RigVMCore\RigVMRegistry.cpp:459]
LogOutputDevice: Error: [Callstack] 0x00007ff92029be2f UnrealEditor-RigVM.dll!FRigVMRegistry_NoLock::GetTypeIndexFromCPPType_NoLock() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVM\Private\RigVMCore\RigVMRegistry.cpp:1163]
LogOutputDevice: Error: [Callstack] 0x00007ff91fddc03c UnrealEditor-RigVMDeveloper.dll!URigVMFunctionReferenceNode::GetStructureHash() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVMDeveloper\Private\RigVMModel\Nodes\RigVMFunctionReferenceNode.cpp:238]
LogOutputDevice: Error: [Callstack] 0x00007ff91fe57039 UnrealEditor-RigVMDeveloper.dll!URigVMGraph::GetStructureHash() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVMDeveloper\Private\RigVMModel\RigVMGraph.cpp:517]
LogOutputDevice: Error: [Callstack] 0x00007ff91fe56ec3 UnrealEditor-RigVMDeveloper.dll!FRigVMClient::GetStructureHash() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVMDeveloper\Private\RigVMModel\RigVMClient.cpp:1203]
LogOutputDevice: Error: [Callstack] 0x00007ff91fe64b6a UnrealEditor-RigVMDeveloper.dll!FRigVMClient::RefreshAllModels() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVMDeveloper\Private\RigVMModel\RigVMClient.cpp:222]
LogOutputDevice: Error: [Callstack] 0x00007ff91fd4c8e3 UnrealEditor-RigVMDeveloper.dll!URigVMBlueprint::PostLoad() [D:\HAS\LyraSample\Sync\Engine\Plugins\Runtime\RigVM\Source\RigVMDeveloper\Private\RigVMBlueprint.cpp:1047]
LogOutputDevice: Error: [Callstack] 0x00007ff91e52c414 UnrealEditor-ControlRigDeveloper.dll!UControlRigBlueprint::PostLoad() [D:\HAS\LyraSample\Sync\Engine\Plugins\Animation\ControlRig\Source\ControlRigDeveloper\Private\ControlRigBlueprint.cpp:1313]
LogOutputDevice: Error: [Callstack] 0x00007ff960374318 UnrealEditor-CoreUObject.dll!UObject::ConditionalPostLoad() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\Obj.cpp:1356]
LogOutputDevice: Error: [Callstack] 0x00007ff96068b489 UnrealEditor-CoreUObject.dll!FAsyncPackage2::ExecuteDeferredPostLoadLinkerLoadPackageExports() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:7170]
LogOutputDevice: Error: [Callstack] 0x00007ff96068697c UnrealEditor-CoreUObject.dll!FAsyncPackage2::Event_DeferredPostLoadExportBundle() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:8944]
LogOutputDevice: Error: [Callstack] 0x00007ff96068ab5e UnrealEditor-CoreUObject.dll!FEventLoadNode2::Execute() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:5713]
LogOutputDevice: Error: [Callstack] 0x00007ff96068c188 UnrealEditor-CoreUObject.dll!FAsyncLoadEventQueue2::ExecuteSyncLoadEvents() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:5920]
LogOutputDevice: Error: [Callstack] 0x00007ff96069fff0 UnrealEditor-CoreUObject.dll!FAsyncLoadingThread2::ProcessLoadedPackagesFromGameThread() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:9293]
LogOutputDevice: Error: [Callstack] 0x00007ff9606af189 UnrealEditor-CoreUObject.dll!FAsyncLoadingThread2::TickAsyncLoadingFromGameThread() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:9556]
LogOutputDevice: Error: [Callstack] 0x00007ff96068f053 UnrealEditor-CoreUObject.dll!FAsyncLoadingThread2::FlushLoading() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncLoading2.cpp:11242]
LogOutputDevice: Error: [Callstack] 0x00007ff9600be17f UnrealEditor-CoreUObject.dll!FlushAsyncLoading() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncPackageLoader.cpp:362]
LogOutputDevice: Error: [Callstack] 0x00007ff9600bde0c UnrealEditor-CoreUObject.dll!FlushAsyncLoading() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\Serialization\AsyncPackageLoader.cpp:331]
LogOutputDevice: Error: [Callstack] 0x00007ff9605cf179 UnrealEditor-CoreUObject.dll!LoadPackageInternal() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\UObjectGlobals.cpp:1771]
LogOutputDevice: Error: [Callstack] 0x00007ff9595e390c UnrealEditor-UnrealEd.dll!UCookOnTheFlyServer::LoadPackageForCooking() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\CookOnTheFlyServer.cpp:4564]
LogOutputDevice: Error: [Callstack] 0x00007ff9595e3c04 UnrealEditor-UnrealEd.dll!UCookOnTheFlyServer::LoadPackageInQueue() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\CookOnTheFlyServer.cpp:3103]
LogOutputDevice: Error: [Callstack] 0x00007ff9595ec2aa UnrealEditor-UnrealEd.dll!UCookOnTheFlyServer::PumpLoads() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\CookOnTheFlyServer.cpp:3022]
LogOutputDevice: Error: [Callstack] 0x00007ff9595fdce4 UnrealEditor-UnrealEd.dll!UCookOnTheFlyServer::TickMainCookLoop() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\CookOnTheFlyServer.cpp:1528]
LogOutputDevice: Error: [Callstack] 0x00007ff9595fd4ec UnrealEditor-UnrealEd.dll!UCookOnTheFlyServer::TickCookByTheBook() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\CookOnTheFlyServer.cpp:1408]
LogOutputDevice: Error: [Callstack] 0x00007ff958262d20 UnrealEditor-UnrealEd.dll!UCookCommandlet::RunCookByTheBookCook() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\Commandlets\CookCommandlet.cpp:598]
LogOutputDevice: Error: [Callstack] 0x00007ff9582236ca UnrealEditor-UnrealEd.dll!UCookCommandlet::CookByTheBook() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\Commandlets\CookCommandlet.cpp:550]
LogOutputDevice: Error: [Callstack] 0x00007ff95823fe83 UnrealEditor-UnrealEd.dll!UCookCommandlet::Main() [D:\HAS\LyraSample\Sync\Engine\Source\Editor\UnrealEd\Private\Commandlets\CookCommandlet.cpp:269]
LogOutputDevice: Error: [Callstack] 0x00007ff7e1878fa0 UnrealEditor-Cmd.exe!FEngineLoop::PreInitPostStartupScreen() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:3860]
LogOutputDevice: Error: [Callstack] 0x00007ff7e186e39c UnrealEditor-Cmd.exe!GuardedMain() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:143]
LogOutputDevice: Error: [Callstack] 0x00007ff7e186e6ba UnrealEditor-Cmd.exe!GuardedMainWrapper() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:128]
LogOutputDevice: Error: [Callstack] 0x00007ff7e187209e UnrealEditor-Cmd.exe!LaunchWindowsStartup() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:282]
LogOutputDevice: Error: [Callstack] 0x00007ff7e1884e44 UnrealEditor-Cmd.exe!WinMain() [D:\HAS\LyraSample\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:339]
LogOutputDevice: Error: [Callstack] 0x00007ff7e1887466 UnrealEditor-Cmd.exe!__scrt_common_main_seh() [D:\a\_work\1\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
LogOutputDevice: Error: [Callstack] 0x00007ffa3166e8d7 KERNEL32.DLL!UnknownFunction []
LogOutputDevice: Error: [Callstack] 0x00007ffa328dc34c ntdll.dll!UnknownFunction []
LogOutputDevice: Error:
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-317168 in the post.
0 |
Component | UE - Anim - Rigging - Control Rig |
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Affects Versions | 5.6 |
Created | Sep 2, 2025 |
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Updated | Sep 2, 2025 |