Description

This is a trending crash coming out of the 4.18 previews. Users have not provided any descriptions of their actions when the crash occurred.

Source Context

  420       void UEdGraphPin::BreakAllPinLinks(const bool bNotifyNodes)
  421       {
  422 ***** 	TArray<UEdGraphPin*> LinkedToCopy = LinkedTo;
  423       
  424       	for (UEdGraphPin* LinkedToPin : LinkedToCopy)
  425       	{
  426       		BreakLinkTo(LinkedToPin);
  427       #if WITH_EDITOR
  428       		if (bNotifyNodes)
  429       		{
  430       			if (UEdGraphNode* LinkedToNode = LinkedToPin->GetOwningNodeUnchecked())
  431       			{
  432       				LinkedToNode->PinConnectionListChanged(LinkedToPin);
  433       			}
  434       		}
Steps to Reproduce

Copy text in attached file to clipboard and then paste in to a level blueprint.

Callstack
Access violation - code c0000005 (first/second chance not available)

UE4Editor_Engine!UEdGraphPin::BreakAllPinLinks() [edgraphpin.cpp:423]
UE4Editor_Engine!UEdGraphNode::BreakAllNodeLinks() [edgraphnode.cpp:260]
UE4Editor_UnrealEd!FGraphObjectTextFactory::PostProcessConstructedObjects() [edgraphutilities.cpp:111]
UE4Editor_UnrealEd!FCustomizableTextObjectFactory::ProcessBuffer() [editorfactories.cpp:4701]
UE4Editor_UnrealEd!FEdGraphUtilities::ImportNodesFromText() [edgraphutilities.cpp:382]
UE4Editor_Kismet!FBlueprintEditor::PasteNodesHere() [blueprinteditor.cpp:5792]
UE4Editor_Kismet!FBlueprintEditor::PasteNodes() [blueprinteditor.cpp:5565]
UE4Editor_Kismet!TBaseSPMethodDelegateInstance<0,FBlueprintEditor,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:327]
UE4Editor_Kismet!TBaseSPMethodDelegateInstance<0,FBlueprintEditor,0,void __cdecl() [delegateinstancesimpl.h:434]
UE4Editor_Slate!FUICommandList::ConditionalProcessCommandBindings() [uicommandlist.cpp:216]
UE4Editor_Slate!FUICommandList::ProcessCommandBindings() [uicommandlist.cpp:160]
UE4Editor_GraphEditor!SGraphEditorImpl::OnKeyDown() [sgrapheditorimpl.cpp:78]
UE4Editor_Slate!<lambda_2afcd964c763e269e2d1a63f3a72f846>::operator() [slateapplication.cpp:4834]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FKeyEvent,<lambda_2afcd964c763e269e2d1a63f3a72f846> >() [slateapplication.cpp:234]
UE4Editor_Slate!FEventRouter::RouteAlongFocusPath<FEventRouter::FBubblePolicy,<lambda_2afcd964c763e269e2d1a63f3a72f846>,FKeyEvent>() [slateapplication.cpp:216]
UE4Editor_Slate!FSlateApplication::ProcessKeyDownEvent() [slateapplication.cpp:4832]
UE4Editor_Slate!FSlateApplication::OnKeyDown() [slateapplication.cpp:4744]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1560]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2171]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:888]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [windowsapplication.cpp:725]
user32!UserCallWinProcCheckWow()
user32!DispatchMessageWorker()
UE4Editor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [windowsplatformapplicationmisc.cpp:129]
UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3220]
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!BaseThreadInitThunk()
ntdll!RtlUserThreadStart()

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Fixed
ComponentGameplay - Blueprint Editor
Affects Versions4.18
Target Fix4.18
Fix Commit3692884
Release Commit3692884
CreatedOct 10, 2017
ResolvedOct 12, 2017
UpdatedOct 13, 2017