This is a common crash affecting users through 4.14 to 4.16. Users have not provided any descriptions.
Source Context
740 #if WITH_EDITOR 741 ULandscapeInfo* ALandscapeProxy::CreateLandscapeInfo() 742 { 743 ULandscapeInfo* LandscapeInfo = nullptr; 744 745 check(GIsEditor); 746 check(LandscapeGuid.IsValid()); 747 UWorld* OwningWorld = GetWorld(); 748 check(OwningWorld); 749 check(!OwningWorld->IsGameWorld()); 750 751 ***** auto& LandscapeInfoMap = ULandscapeInfoMap::GetLandscapeInfoMap(OwningWorld); 752 LandscapeInfo = LandscapeInfoMap.Map.FindRef(LandscapeGuid); 753 754 if (!LandscapeInfo) 755 { 756 check(!HasAnyFlags(RF_BeginDestroyed)); 757 LandscapeInfo = NewObject<ULandscapeInfo>(GetTransientPackage(), NAME_None, RF_Transactional | RF_Transient); 758 LandscapeInfoMap.Modify(false); 759 LandscapeInfoMap.Map.Add(LandscapeGuid, LandscapeInfo); 760 } 761 check(LandscapeInfo); 762 LandscapeInfo->RegisterActor(this); 763 764 return LandscapeInfo; 765 }
repro steps currently unknown
Assertion failed: !OwningWorld->IsGameWorld() [File:D:\Build\++UE4+Release-4.15+Compile\Sync\Engine\Source\Runtime\Landscape\Private\Landscape.cpp] [Line: 750] UE4Editor_Landscape!ALandscapeProxy::CreateLandscapeInfo() [landscape.cpp:752] UE4Editor_Landscape!ULandscapeInfo::RecreateLandscapeInfo() [landscape.cpp:2137] UE4Editor_Landscape!ALandscape::PostEditMove() [landscapeedit.cpp:3305] UE4Editor_UnrealEd!FLevelEditorViewportClient::TrackingStopped() [leveleditorviewport.cpp:2809] UE4Editor_UnrealEd!FMouseDeltaTracker::EndTracking() [mousedeltatracker.cpp:306] UE4Editor_UnrealEd!FEditorViewportClient::StopTracking() [editorviewportclient.cpp:2429] UE4Editor_UnrealEd!FEditorViewportClient::InputKey() [editorviewportclient.cpp:2364] UE4Editor_UnrealEd!FLevelEditorViewportClient::InputKey() [leveleditorviewport.cpp:2506] UE4Editor_Engine!FSceneViewport::OnMouseButtonUp() [sceneviewport.cpp:574] UE4Editor_Slate!SViewport::OnMouseButtonUp() [sviewport.cpp:192] UE4Editor_Slate!<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1>::operator() [slateapplication.cpp:5075] UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1> >() [slateapplication.cpp:238] UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5064] UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5531] UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5508] UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1698] UE4Editor_Core!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2120] UE4Editor_Core!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:867] UE4Editor_Core!FWindowsApplication::AppWndProc() [windowsapplication.cpp:714] user32!UserCallWinProcCheckWow() user32!DispatchMessageWorker() UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [windowsplatformmisc.cpp:980] UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:2977] UE4Editor!GuardedMain() [launch.cpp:166] UE4Editor!GuardedMainWrapper() [launchwindows.cpp:134] UE4Editor!WinMain() [launchwindows.cpp:210] UE4Editor!__scrt_common_main_seh() [exe_common.inl:264] kernel32!BaseThreadInitThunk() ntdll!RtlUserThreadStart()
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