This is a trending crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred.
Source Context
144 {
145 NewLandscape_ClampSize();
146 }
147
148 if (PropertyChangedEvent.MemberProperty == nullptr ||
149 PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, ResizeLandscape_QuadsPerSection) ||
150 PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, ResizeLandscape_SectionsPerComponent) ||
151 PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, ResizeLandscape_ConvertMode))
152 {
153 UpdateComponentCount();
154 }
155
156 if (PropertyChangedEvent.MemberProperty == nullptr ||
157 ***** PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, NewLandscape_Material) ||
158 PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, ImportLandscape_HeightmapFilename))
159 {
160 RefreshImportLayersList();
161 }
162
163 if (PropertyChangedEvent.MemberProperty == nullptr ||
164 PropertyChangedEvent.MemberProperty->GetFName() == GET_MEMBER_NAME_CHECKED(ULandscapeEditorObject, PaintingRestriction))
165 {
166 UpdateComponentLayerWhitelist();
167 }
repro steps currently unknown
Assertion failed: 0 [File:D:\Build\++UE4+Release-4.18+Compile\Sync\Engine\Source\Editor\LandscapeEditor\Public\LandscapeEditorObject.h] [Line: 663] UE4Editor_LandscapeEditor!ULandscapeEditorObject::PostEditChangeProperty() [landscapeeditorobject.cpp:158] UE4Editor_CoreUObject!UObject::PostEditChangeChainProperty() [obj.cpp:436] UE4Editor_PropertyEditor!FPropertyNode::NotifyPostChange() [propertynode.cpp:2380] UE4Editor_PropertyEditor!FPropertyValueImpl::ImportText() [propertyhandleimpl.cpp:570] UE4Editor_PropertyEditor!FPropertyValueImpl::ImportText() [propertyhandleimpl.cpp:358] UE4Editor_PropertyEditor!FPropertyValueImpl::SetValueAsString() [propertyhandleimpl.cpp:857] UE4Editor_PropertyEditor!SPropertyEditorCombo::SendToObjects() [spropertyeditorcombo.cpp:252] UE4Editor_PropertyEditor!SPropertyEditorCombo::OnComboSelectionChanged() [spropertyeditorcombo.cpp:192] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyEditorCombo,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:327] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyEditorCombo,0,void __cdecl() [delegateinstancesimpl.h:434] UE4Editor_PropertyEditor!TBaseDelegate<void,TSharedPtr<FString,0>,enum ESelectInfo::Type>::ExecuteIfBound() [delegatesignatureimpl.inl:624] UE4Editor_PropertyEditor!SPropertyComboBox::OnSelectionChangedInternal() [spropertycombobox.cpp:114] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyComboBox,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:327] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyComboBox,0,void __cdecl() [delegateinstancesimpl.h:434] UE4Editor_PropertyEditor!TBaseDelegate<void,TSharedPtr<FString,0>,enum ESelectInfo::Type>::ExecuteIfBound() [delegatesignatureimpl.inl:624] UE4Editor_PropertyEditor!SComboBox<TSharedPtr<FString,0> >::OnSelectionChanged_Internal() [scombobox.h:455] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SComboBox<TSharedPtr<FString,0> >,0,TTypeWrapper<void> __cdecl() [delegateinstancesimpl.h:327] UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SComboBox<TSharedPtr<FString,0> >,0,void __cdecl() [delegateinstancesimpl.h:434] UE4Editor_PropertyEditor!TBaseDelegate<void,TSharedPtr<FString,0>,enum ESelectInfo::Type>::ExecuteIfBound() [delegatesignatureimpl.inl:624] UE4Editor_PropertyEditor!SListView<TSharedPtr<FString,0> >::Private_SignalSelectionChanged() [slistview.h:725] UE4Editor_PropertyEditor!STableRow<TSharedPtr<FString,0> >::OnMouseButtonUp() [stablerow.h:474] UE4Editor_Slate!<lambda_1002768c627006711ef2f351a87ec0e7>::operator() [slateapplication.cpp:5263] UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_1002768c627006711ef2f351a87ec0e7> >() [slateapplication.cpp:234] UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5252] UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5750] UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5730] UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1725] 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()
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-51722 in the post.
| 1 |
| Component | UE - LD & Modeling - Terrain - Landscape |
|---|---|
| Affects Versions | 4.18 |
| Target Fix | 4.19 |
| Created | Oct 27, 2017 |
|---|---|
| Resolved | Nov 1, 2017 |
| Updated | Apr 27, 2018 |