[CrashReport] UE4Editor_CoreUObject!UObjectBaseUtility::MarkPackageDirty() [uobjectbaseutility.cpp:137]

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

UE4Editor_CoreUObject!UObjectBaseUtility::MarkPackageDirty() [uobjectbaseutility.cpp:137]
UE4Editor_UnrealEd!UMaterialEditorPreviewParameters::CopyToSourceInstance() [previewmaterial.cpp:636]
UE4Editor_UnrealEd!UMaterialEditorPreviewParameters::PostEditChangeProperty() [previewmaterial.cpp:245]
UE4Editor_UnrealEd!ObjectTools::ForceReplaceReferences() [objecttools.cpp:794]
UE4Editor_UnrealEd!ObjectTools::ForceDeleteObjects() [objecttools.cpp:2307]
UE4Editor_UnrealEd!FAssetDeleteModel::DoForceDelete() [assetdeletemodel.cpp:316]
UE4Editor_UnrealEd!SDeleteAssetsDialog::ForceDelete() [sdeleteassetsdialog.cpp:717]
UE4Editor_UnrealEd!TMemberFunctionCaller<SDeleteAssetsDialog,FReply() [delegateinstanceinterface.h:156]
UE4Editor_UnrealEd!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<TMemberFunctionCaller<SDeleteAssetsDialog,FReply() [tuple.h:498]
UE4Editor_UnrealEd!TBaseSPMethodDelegateInstance<0,SDeleteAssetsDialog,0,FReply __cdecl() [delegateinstancesimpl.h:269]
UE4Editor_Slate!TBaseDelegate<FReply>::Execute() [delegatesignatureimpl.inl:537]
UE4Editor_Slate!SButton::OnMouseButtonUp() [sbutton.cpp:282]
UE4Editor_Slate!<lambda_1002768c627006711ef2f351a87ec0e7>::operator() [slateapplication.cpp:5435]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_1002768c627006711ef2f351a87ec0e7> >() [slateapplication.cpp:266]
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5424]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5922]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5902]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1726]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2172]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:889]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [windowsapplication.cpp:726]
user32!UserCallWinProcCheckWow()
user32!DispatchMessageWorker()
UE4Editor_ApplicationCore!FWindowsApplication::PumpMessages() [windowsapplication.cpp:2184]
UE4Editor_Slate!FSlateApplication::TickPlatform() [slateapplication.cpp:1679]
UE4Editor_Slate!FSlateApplication::AddModalWindow() [slateapplication.cpp:2187]
UE4Editor_UnrealEd!UEditorEngine::EditorAddModalWindow() [editorengine.cpp:4046]
UE4Editor_UnrealEd!ObjectTools::DeleteObjects() [objecttools.cpp:1839]
UE4Editor_UnrealEd!ObjectTools::DeleteAssets() [objecttools.cpp:1746]
UE4Editor_ContentBrowser!FAssetContextMenu::ExecuteDelete() [assetcontextmenu.cpp:1860]
UE4Editor_ContentBrowser!SContentBrowser::HandleDeleteCommandExecute() [scontentbrowser.cpp:2261]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:269]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,void __cdecl() [delegateinstancesimpl.h:345]
UE4Editor_Slate!FUICommandList::ConditionalProcessCommandBindings() [uicommandlist.cpp:216]
UE4Editor_Slate!FUICommandList::ProcessCommandBindings() [uicommandlist.cpp:160]
UE4Editor_ContentBrowser!SContentBrowser::OnKeyDown() [scontentbrowser.cpp:1168]
UE4Editor_Slate!<lambda_2afcd964c763e269e2d1a63f3a72f846>::operator() [slateapplication.cpp:5006]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FKeyEvent,<lambda_2afcd964c763e269e2d1a63f3a72f846> >() [slateapplication.cpp:266]
UE4Editor_Slate!FEventRouter::RouteAlongFocusPath<FEventRouter::FBubblePolicy,<lambda_2afcd964c763e269e2d1a63f3a72f846>,FKeyEvent>() [slateapplication.cpp:247]
UE4Editor_Slate!FSlateApplication::ProcessKeyDownEvent() [slateapplication.cpp:5004]
UE4Editor_Slate!FSlateApplication::OnKeyDown() [slateapplication.cpp:4916]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1561]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2172]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:889]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [windowsapplication.cpp:726]
user32!UserCallWinProcCheckWow()
user32!DispatchMessageWorker()
UE4Editor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [windowsplatformapplicationmisc.cpp:129]
UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3244]
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()