Project crashes when auto save completes after copy/pasting emitters multiple times in a system
Encountered same crash testing Blend_Attributes_System and ExpressionsExample_System. Doesn't seem to occur with every system, but the repro might not be exactly what is causing the crash.
Seen in //UE4/Release-4.20
Result: Project crashes. I saw that my editor appeared to be functioning (niagara sequence was still updating
[2018.08.02-18.23.10:655][177]LogWindows: Error: === Critical error: === [2018.08.02-18.23.10:655][177]LogWindows: Error: [2018.08.02-18.23.10:655][177]LogWindows: Error: Assertion failed: InState >= ENiagaraExecutionState::Active && InState < ENiagaraExecutionState::Num [File:D:\Build\++UE4\Sync\Engine\Plugins\FX\Niagara\Source\Niagara\Private\NiagaraEmitterInstance.cpp] [Line: 1425] [2018.08.02-18.23.10:655][177]LogWindows: Error: [2018.08.02-18.23.10:655][177]LogWindows: Error: [2018.08.02-18.23.10:655][177]LogWindows: Error: [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffe5cfea388 KERNELBASE.dll!UnknownFunction [] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffe306f6850 UE4Editor-ApplicationCore.dll!FWindowsErrorOutputDevice::Serialize() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowserroroutputdevice.cpp:65] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdecba62ec UE4Editor-Core.dll!FOutputDevice::LogfImpl() [d:\build\++ue4\sync\engine\source\runtime\core\private\misc\outputdevice.cpp:70] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdecb351cb UE4Editor-Core.dll!FDebug::AssertFailed() [d:\build\++ue4\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:425] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdd0f7dad3 UE4Editor-Niagara.dll!FNiagaraEmitterInstance::SetExecutionState() [d:\build\++ue4\sync\engine\plugins\fx\niagara\source\niagara\private\niagaraemitterinstance.cpp:1427] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdd0fb9004 UE4Editor-Niagara.dll!FNiagaraSystemSimulation::Tick() [d:\build\++ue4\sync\engine\plugins\fx\niagara\source\niagara\private\niagarasystemsimulation.cpp:551] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdd0f9d8e1 UE4Editor-Niagara.dll!FNiagaraSystemInstance::ComponentTick() [d:\build\++ue4\sync\engine\plugins\fx\niagara\source\niagara\private\niagarasysteminstance.cpp:1106] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdd0ef6d09 UE4Editor-Niagara.dll!UNiagaraComponent::TickComponent() [d:\build\++ue4\sync\engine\plugins\fx\niagara\source\niagara\private\niagaracomponent.cpp:401] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde2efebd1 UE4Editor-Engine.dll!FActorComponentTickFunction::ExecuteTickHelper<<lambda_e8384def656dc646af48282ce274db64> >() [d:\build\++ue4\sync\engine\source\runtime\engine\classes\gameframework\actor.h:3095] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde2f39974 UE4Editor-Engine.dll!FActorComponentTickFunction::ExecuteTick() [d:\build\++ue4\sync\engine\source\runtime\engine\private\components\actorcomponent.cpp:797] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde3da090d UE4Editor-Engine.dll!TGraphTask<FTickFunctionTask>::ExecuteTask() [d:\build\++ue4\sync\engine\source\runtime\core\public\async\taskgraphinterfaces.h:829] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdec9c1f92 UE4Editor-Core.dll!FNamedTaskThread::ProcessTasksNamedThread() [d:\build\++ue4\sync\engine\source\runtime\core\private\async\taskgraph.cpp:665] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdec9c21e0 UE4Editor-Core.dll!FNamedTaskThread::ProcessTasksUntilIdle() [d:\build\++ue4\sync\engine\source\runtime\core\private\async\taskgraph.cpp:585] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde3df4b39 UE4Editor-Engine.dll!FTickTaskSequencer::ReleaseTickGroup() [d:\build\++ue4\sync\engine\source\runtime\engine\private\ticktaskmanager.cpp:558] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde3e03fe2 UE4Editor-Engine.dll!FTickTaskManager::RunTickGroup() [d:\build\++ue4\sync\engine\source\runtime\engine\private\ticktaskmanager.cpp:1455] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde3508674 UE4Editor-Engine.dll!UWorld::RunTickGroup() [d:\build\++ue4\sync\engine\source\runtime\engine\private\leveltick.cpp:780] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde351412f UE4Editor-Engine.dll!UWorld::Tick() [d:\build\++ue4\sync\engine\source\runtime\engine\private\leveltick.cpp:1466] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffdd02edb11 UE4Editor-NiagaraEditor.dll!FNiagaraSystemViewportClient::Tick() [d:\build\++ue4\sync\engine\plugins\fx\niagara\source\niagaraeditor\private\widgets\sniagarasystemviewport.cpp:85] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde11c7642 UE4Editor-UnrealEd.dll!UEditorEngine::Tick() [d:\build\++ue4\sync\engine\source\editor\unrealed\private\editorengine.cpp:1765] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffde1abf126 UE4Editor-UnrealEd.dll!UUnrealEdEngine::Tick() [d:\build\++ue4\sync\engine\source\editor\unrealed\private\unrealedengine.cpp:403] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ff7b27b5cbd UE4Editor.exe!FEngineLoop::Tick() [d:\build\++ue4\sync\engine\source\runtime\launch\private\launchengineloop.cpp:3495] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ff7b27c5b3c UE4Editor.exe!GuardedMain() [d:\build\++ue4\sync\engine\source\runtime\launch\private\launch.cpp:166] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ff7b27c5bba UE4Editor.exe!GuardedMainWrapper() [d:\build\++ue4\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:144] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ff7b27d3dac UE4Editor.exe!WinMain() [d:\build\++ue4\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:223] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ff7b27d5aaa UE4Editor.exe!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:283] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffe5fc23034 KERNEL32.DLL!UnknownFunction [] [2018.08.02-18.23.10:655][177]LogWindows: Error: [Callstack] 0x00007ffe608b1431 ntdll.dll!UnknownFunction []
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-62448 in the post.
2 |
Component | UE - Niagara |
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Affects Versions | 4.20 |
Created | Aug 2, 2018 |
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Resolved | Oct 28, 2019 |
Updated | Jan 27, 2020 |