Description

Crash when opening TM-Gameplay when QAGame is launched with -game command

TM-Gameplay does not crash when PIE
Reproduced on another windows machine
TM-Shadermodels and QA-Promotion were also tested for the crash, it did not occur

Will check in Main, then update with results
--Checked Main CL 3622769, the bug is not present

Steps to Reproduce
  1. Open QAGame via Window's Explorer > Right Click > Launch Game
  2. '~' and type "Open TM-Gameplay"

Result:
QAGame exits and Crashreporter pops up with crash
Expected:
The TM-Gameplay map loads

Frequency:
(3/3)

Callstack
UE4Editor_CoreUObject!FLinkerPlaceholderObjectImpl::FindRawPlaceholderContainer() linkerplaceholderbase.cpp:214 
UE4Editor_CoreUObject!FLinkerPlaceholderBase::AddReferencingPropertyValue() linkerplaceholderbase.cpp:417 
UE4Editor_CoreUObject!UObjectProperty::SerializeItem() propertyobject.cpp:93 
UE4Editor_CoreUObject!FPropertyTag::SerializeTaggedProperty() propertytag.cpp:188 
UE4Editor_CoreUObject!UStruct::SerializeTaggedProperties() class.cpp:1075 
UE4Editor_CoreUObject!UObject::SerializeScriptProperties() obj.cpp:1283 
UE4Editor_CoreUObject!UObject::Serialize() obj.cpp:1217 
UE4Editor_Engine!UEdGraphNode::Serialize() edgraphnode.cpp:414 
UE4Editor_BlueprintGraph!UK2Node::Serialize() k2node.cpp:115 
UE4Editor_BlueprintGraph!UK2Node_EditablePinBase::Serialize() k2node_editablepinbase.cpp:245 
UE4Editor_BlueprintGraph!UK2Node_Event::Serialize() k2node_event.cpp:55 
UE4Editor_BlueprintGraph!UK2Node_ActorBoundEvent::Serialize() k2node_actorboundevent.cpp:268 
UE4Editor_CoreUObject!StaticDuplicateObjectEx() uobjectglobals.cpp:2052 
UE4Editor_UnrealEd!FEdGraphUtilities::CloneGraph() edgraphutilities.cpp:223 
UE4Editor_UnrealEd!FEdGraphUtilities::CloneAndMergeGraphIn() edgraphutilities.cpp:266 
UE4Editor_KismetCompiler!FKismetCompilerContext::MergeUbergraphPagesIn() kismetcompiler.cpp:2789 
UE4Editor_KismetCompiler!FKismetCompilerContext::CreateAndProcessUbergraph() kismetcompiler.cpp:3006 
UE4Editor_KismetCompiler!FKismetCompilerContext::CreateFunctionList() kismetcompiler.cpp:3539 
UE4Editor_KismetCompiler!FKismetCompilerContext::CompileClassLayout() kismetcompiler.cpp:3791 
UE4Editor_Kismet!FBlueprintCompilationManagerImpl::FlushCompilationQueueImpl() blueprintcompilationmanager.cpp:712 
UE4Editor_Kismet!FBlueprintCompilationManager::FlushCompilationQueue() blueprintcompilationmanager.cpp:1967 
UE4Editor_Engine!UBlueprintGeneratedClass::ConditionalRecompileClass() blueprintgeneratedclass.cpp:259 
UE4Editor_CoreUObject!FScopedClassDependencyGather::~FScopedClassDependencyGather() blueprintsupport.cpp:376 
UE4Editor_CoreUObject!FLinkerLoad::CreateExport() linkerload.cpp:4016 
UE4Editor_CoreUObject!FLinkerLoad::IndexToObject() linkerload.cpp:4233 
UE4Editor_CoreUObject!FLinkerLoad::CreateExport() linkerload.cpp:3711 
UE4Editor_CoreUObject!FLinkerLoad::CreateExportAndPreload() linkerload.cpp:2744 
UE4Editor_CoreUObject!FLinkerLoad::LoadAllObjects() linkerload.cpp:2902 
UE4Editor_CoreUObject!LoadPackageInternal() uobjectglobals.cpp:1320 
UE4Editor_CoreUObject!LoadPackage() uobjectglobals.cpp:1426 
UE4Editor_Engine!UEngine::LoadMap() unrealengine.cpp:10463 
UE4Editor_Engine!UEngine::Browse() unrealengine.cpp:9943 
UE4Editor_Engine!UEngine::TickWorldTravel() unrealengine.cpp:10132 
UE4Editor_Engine!UGameEngine::Tick() gameengine.cpp:1207 
UE4Editor!FEngineLoop::Tick() launchengineloop.cpp:3306 
UE4Editor!GuardedMain() launch.cpp:166 
UE4Editor!GuardedMainWrapper() launchwindows.cpp:134 
UE4Editor!WinMain() launchwindows.cpp:210 
UE4Editor!__scrt_common_main_seh() exe_common.inl:253 
kernel32!<Unknown> 
ntdll!<Unknown> 
ModulesFunctionsFile Names & LinesFile Paths & LinesUnformatted
Source Context

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Fixed
ComponentGameplay - Core
Affects Versions4.18
Target Fix4.18
Fix Commit3623642
Main Commit3628687
Release Commit3643070
CreatedSep 1, 2017
ResolvedSep 1, 2017
UpdatedApr 27, 2018