This is a common crash that occurs for users in the 4.16 release. Log file attached. Additional information is currently unavailable.
User Descriptions
Source Context
1174 if (!bFoundMatchingMaterial) 1175 { 1176 ImportRemapMaterial[ExistMaterialIndex] = ExistMaterialIndex; 1177 } 1178 } 1179 NewMesh->MaterialRemapIndexPerImportVersion.Add(FMaterialRemapIndex(MaterialMapKey, ImportRemapMaterial)); 1180 } 1181 } 1182 1183 void UpdateSomeLodsImportMeshData(UStaticMesh* NewMesh, TArray<int32> *ReimportLodList) 1184 { 1185 ***** UFbxStaticMeshImportData* ImportData = Cast<UFbxStaticMeshImportData>(NewMesh->AssetImportData); 1186 //Update the LOD import data before restoring the data 1187 if (ReimportLodList != nullptr && ImportData != nullptr) 1188 { 1189 for (int32 LodLevelImport : (*ReimportLodList))
repro steps currently unknown, but seems to occur while reimporting static meshes
Access violation - code c0000005 (first/second chance not available) UE4Editor_UnrealEd!UpdateSomeLodsImportMeshData() [staticmeshedit.cpp:1186] UE4Editor_UnrealEd!UnFbx::FFbxImporter::ReimportStaticMesh() [fbxstaticmeshimport.cpp:1039] UE4Editor_UnrealEd!UReimportFbxStaticMeshFactory::Reimport() [editorfactories.cpp:5063] UE4Editor_UnrealEd!FReimportManager::Reimport() [editor.cpp:284] UE4Editor_UnrealEd!FReimportManager::ReimportMultiple() [editor.cpp:488] UE4Editor_UnrealEd!FReimportManager::ValidateAllSourceFileAndReimport() [editor.cpp:459] UE4Editor_ContentBrowser!FAssetContextMenu::ExecuteReimport() [assetcontextmenu.cpp:1394] UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,FAssetContextMenu,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:327] UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,FAssetContextMenu,0,void __cdecl() [delegateinstancesimpl.h:434] UE4Editor_Slate!SMenuEntryBlock::OnClicked() [smenuentryblock.cpp:1051] UE4Editor_Slate!SMenuEntryBlock::OnMenuItemButtonClicked() [smenuentryblock.cpp:1002] UE4Editor_Slate!TMemberFunctionCaller<SMenuEntryBlock,FReply() [delegateinstanceinterface.h:165] UE4Editor_Slate!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<TMemberFunctionCaller<SMenuEntryBlock,FReply() [tuple.h:497] UE4Editor_Slate!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,0,FReply __cdecl() [delegateinstancesimpl.h:327] UE4Editor_Slate!TBaseDelegate<FReply>::Execute() [delegatesignatureimpl.inl:537] UE4Editor_Slate!SButton::OnMouseButtonUp() [sbutton.cpp:278] UE4Editor_Slate!SMenuEntryButton::OnMouseButtonUp() [smenuentryblock.cpp:399] UE4Editor_Slate!<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1>::operator() [slateapplication.cpp:5049] UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1> >() [slateapplication.cpp:239] UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5038] UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5515] UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5495] UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1704] UE4Editor_Core!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2127] UE4Editor_Core!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:867] UE4Editor_Core!FWindowsApplication::AppWndProc() [windowsapplication.cpp:714] user32!UserCallWinProcCheckWow() user32!DispatchMessageWorker() UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [windowsplatformmisc.cpp:1009] UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3058] 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()
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-46391 in the post.