This is a somewhat common crash that has affected multiple users in 4.17.
User Descriptions
Source Code
121 void FMallocTBB::Free( void* Ptr )
122 {
123 if( !Ptr )
124 {
125 return;
126 }
127 MEM_TIME(MemTime -= FPlatformTime::Seconds())
128 #if UE_BUILD_DEBUG || UE_BUILD_DEVELOPMENT
129 ***** FMemory::Memset(Ptr, DEBUG_FILL_FREED, scalable_msize(Ptr));
130 #endif
131 IncrementTotalFreeCalls();
132 scalable_free(Ptr);
repro steps currently unknown
Access violation - code c0000005 (first/second chance not available) UE4Editor_Core!rml::internal::Block::findObjectSize() UE4Editor_Core!FMallocTBB::Free() [malloctbb.cpp:130] UE4Editor_Core!FMemory::Free() [fmemory.inl:75] UE4Editor_CoreUObject!UArrayProperty::DestroyValueInternal() [propertyarray.cpp:486] UE4Editor_CoreUObject!UObject::DestroyNonNativeProperties() [blueprintsupport.cpp:2170] UE4Editor_CoreUObject!UObject::FinishDestroy() [obj.cpp:742] UE4Editor_CoreUObject!UObject::ConditionalFinishDestroy() [obj.cpp:935] UE4Editor_CoreUObject!IncrementalPurgeGarbage() [garbagecollection.cpp:977] UE4Editor_CoreUObject!CollectGarbageInternal() [garbagecollection.cpp:1509] UE4Editor_CoreUObject!CollectGarbage() [garbagecollection.cpp:1533] UE4Editor_Kismet!FBlueprintCompilationManagerImpl::CompileSynchronouslyImpl() [blueprintcompilationmanager.cpp:203] UE4Editor_UnrealEd!FKismetEditorUtilities::CompileBlueprint() [kismet2.cpp:750] UE4Editor_Kismet!FBlueprintEditor::Compile() [blueprinteditor.cpp:3291] 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::ExecuteAction() [uicommandlist.cpp:97] UE4Editor_Slate!SToolBarButtonBlock::OnClicked() [stoolbarbuttonblock.cpp:305] UE4Editor_Slate!TMemberFunctionCaller<SToolBarButtonBlock,FReply() [delegateinstanceinterface.h:165] UE4Editor_Slate!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<TMemberFunctionCaller<SToolBarButtonBlock,FReply() [tuple.h:497] UE4Editor_Slate!TBaseSPMethodDelegateInstance<0,SToolBarButtonBlock,0,FReply __cdecl() [delegateinstancesimpl.h:327] UE4Editor_Slate!TBaseDelegate<FReply>::Execute() [delegatesignatureimpl.inl:537] UE4Editor_Slate!SButton::OnMouseButtonUp() [sbutton.cpp:282] UE4Editor_Slate!<lambda_1002768c627006711ef2f351a87ec0e7>::operator() [slateapplication.cpp:5199] UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_1002768c627006711ef2f351a87ec0e7> >() [slateapplication.cpp:232] UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5188] UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5690] UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5670] UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1718] UE4Editor_Core!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2161] UE4Editor_Core!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:881] UE4Editor_Core!FWindowsApplication::AppWndProc() [windowsapplication.cpp:721] user32!UserCallWinProcCheckWow() user32!DispatchMessageWorker() UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [windowsplatformmisc.cpp:1009] UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3151] 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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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-49773 in the post.
| 0 |
| Component | UE - Gameplay - Blueprint |
|---|---|
| Affects Versions | 4.17, 4.18 |
| Target Fix | 4.18.2 |
| Fix Commit | 3794801 |
|---|
| Created | Sep 14, 2017 |
|---|---|
| Resolved | Jan 30, 2018 |
| Updated | Jan 2, 2019 |