Adding material to tiled landscape via details pane causes editor to crash

If a material is added to a tiled landscape via the details pane, the editor crashes.

Frequency: 3/3

CrashReporter: [Link Removed]

1. Download attached heightmaps
2. Open editor (any project)
3. In World Settings, enable world composition
4. Open Window>Levels
5. Levels>Import Tiled Landscape>Select Heightmap Tiles (downloaded tiles)>Import
6. Open Placement mode
7. Select landscape tiles
8. Select material (any) in content browser
9. Apply material to landscape via details pane>material

Results:

Editor crashes

Expected:

Material is applied to landscape tiles

MachineId:4E82586D46B558EA69EF0EAA821297B1
EpicAccountId:1558531203f84e81b70959b8a59badef

Unknown exception - code 00000001 (first/second chance not available)

"Assertion failed: !bRenderStateCreated [Link Removed] [Line: 948]
"

KERNELBASE
UE4Editor_Core!FOutputDeviceWindowsError::Serialize() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsplatformoutputdevices.cpp:95]
UE4Editor_Core!FOutputDevice::Logf__VA() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\misc\outputdevice.cpp:144]
UE4Editor_Core!FDebug::AssertFailed() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\misc\outputdevice.cpp:355]
UE4Editor_Engine!UActorComponent::CreateRenderState_Concurrent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\actorcomponent.cpp:953]
UE4Editor_Engine!UPrimitiveComponent::CreateRenderState_Concurrent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\primitivecomponent.cpp:285]
UE4Editor_Engine!TIndirectArray<FComponentRecreateRenderStateContext,FDefaultAllocator>::Empty() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\containers\array.h:3193]
UE4Editor_Engine!FGlobalComponentRecreateRenderStateContext::~FGlobalComponentRecreateRenderStateContext() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\components\actorcomponent.cpp:96]
UE4Editor_Engine!TScopedPointer<FGlobalComponentRecreateRenderStateContext>::Reset() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\templates\scopedpointer.h:105]
UE4Editor_Engine!FMaterialUpdateContext::~FMaterialUpdateContext() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\engine\private\materials\materialshared.cpp:2093]
UE4Editor_Landscape!ALandscapeProxy::PostEditChangeProperty() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\landscape\private\landscapeedit.cpp:3193]
UE4Editor_CoreUObject!UObject::PostEditChangeChainProperty() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\coreuobject\private\uobject\obj.cpp:376]
UE4Editor_Landscape!ALandscapeProxy::PostEditChangeChainProperty() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\landscape\private\landscapeedit.cpp:3300]
UE4Editor_PropertyEditor!FPropertyNode::NotifyPostChange() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\propertynode.cpp:1979]
UE4Editor_PropertyEditor!FPropertyValueImpl::ImportText() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\propertyhandleimpl.cpp:446]
UE4Editor_PropertyEditor!FPropertyValueImpl::ImportText() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\propertyhandleimpl.cpp:297]
UE4Editor_PropertyEditor!FPropertyValueImpl::SendTextToObjectProperty() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\propertyhandleimpl.cpp:253]
UE4Editor_PropertyEditor!FPropertyHandleObject::SetValue() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\propertyhandleimpl.cpp:2373]
UE4Editor_PropertyEditor!SPropertyEditorAsset::SetValue() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\userinterface\propertyeditor\spropertyeditorasset.cpp:521]
UE4Editor_PropertyEditor!SPropertyEditorAsset::OnAssetDropped() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\propertyeditor\private\userinterface\propertyeditor\spropertyeditorasset.cpp:777]
UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyEditorAsset,0,TTypeWrapper<void> __cdecl(UObject * __ptr64)>::Execute() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:282]
UE4Editor_PropertyEditor!TBaseSPMethodDelegateInstance<0,SPropertyEditorAsset,0,void __cdecl(UObject * __ptr64)>::ExecuteIfSafe() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:388]
UE4Editor_EditorWidgets!SAssetDropTarget::OnDropped() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\editorwidgets\private\sassetdroptarget.cpp:35]
UE4Editor_EditorWidgets!TMemberFunctionCaller<SAssetDropTarget,FReply (__cdecl SAssetDropTarget::*)(TSharedPtr<FDragDropOperation,0>) __ptr64>::operator()<TSharedPtr<FDragDropOperation,0> & __ptr64>() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\delegateinstanceinterface_variadics.h:161]
UE4Editor_EditorWidgets!TTupleImpl<TIntegerSequence<> >::ApplyAfter_ExplicitReturnType<FReply,TMemberFunctionCaller<SAssetDropTarget,FReply (__cdecl SAssetDropTarget::*)(TSharedPtr<FDragDropOperation,0>) __ptr64>,TSharedPtr<FDragDropOperation,0> & __ptr64>() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\tuple.h:113]
UE4Editor_EditorWidgets!TBaseSPMethodDelegateInstance<0,SAssetDropTarget,0,FReply __cdecl(TSharedPtr<FDragDropOperation,0>)>::Execute() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\delegateinstancesimpl_variadics.inl:282]
UE4Editor_EditorWidgets!TBaseDelegate<FReply,TSharedPtr<FDragDropOperation,0> >::Execute() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\public\delegates\delegatesignatureimpl_variadics.inl:440]
UE4Editor_EditorWidgets!SDropTarget::OnDrop() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\editor\editorwidgets\private\sdroptarget.cpp:124]
UE4Editor_Slate!<lambda_13af6b42409306e44b4e7065f2966a1b>::operator()() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4210]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FPointerEvent,<lambda_13af6b42409306e44b4e7065f2966a1b> >() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:212]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4213]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:4133]
UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsapplication.cpp:1406]
UE4Editor_Core!FWindowsApplication::DeferMessage() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsapplication.cpp:1711]
UE4Editor_Core!FWindowsApplication::ProcessMessage() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsapplication.cpp:706]
UE4Editor_Core!FWindowsApplication::AppWndProc() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsapplication.cpp:628]
user32
user32
UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\core\private\windows\windowsplatformmisc.cpp:792]
UE4Editor!FEngineLoop::Tick() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\launchengineloop.cpp:2319]
UE4Editor!GuardedMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\launch.cpp:142]
UE4Editor!GuardedMainWrapper() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.8\engine\source\runtime\launch\private\windows\launchwindows.cpp:200]

How does TextureRenderTarget2D get TArray<uint8> type data?

Why does the REMOVE method of map container remove elements have memory leaks?

What is the cause of the packaging error falling back to 'GameUserSettings' in ue5?

How do I set a material as a post-processing material?

Do I need to call Destory method to remove components from Actor when Destory method to remove Actor?

Where can I download the source address of the deployment cotum service associated with the PixelStream plugin?

How to delete some elements correctly when deleting an array loop?

any help with here I am using a relativly highpoly model with 4k displacement and still get this wagy edges

What controls of umg have mouse wheel events in UE4.27?

How to assign a value to a member of UMG's UMaterialInterface pointer type in C++?