Crash opening levels with landscape in them via the command console in standalone game

Standalone game is crashing when opening certain maps using the command console.

Crashed
QA-Promotion
QA-Landscape
TM-VRSmoke

No Crash
QA-Decals
QAEntry

1. Open QAGame in the editor
2. Open QAEntry map
3. Play in Standalone Game
4. hit ~ and enter Open QA-Promotion

Result: Standalone Game crashes

Expected: QA-Promotion map opens

UE4Editor_Core!FDebug::AssertFailed() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\core\private\misc\outputdevice.cpp:421]
UE4Editor_Landscape!ULandscapeComponent::UpdateMaterialInstances() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\landscape\private\landscapeedit.cpp:226]
UE4Editor_Landscape!ULandscapeComponent::PostLoad() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\landscape\private\landscape.cpp:574]
UE4Editor_CoreUObject!UObject::ConditionalPostLoad() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\coreuobject\private\uobject\obj.cpp:810]
UE4Editor_CoreUObject!EndLoad() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1553]
UE4Editor_CoreUObject!LoadPackageInternalInner() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1228]
UE4Editor_CoreUObject!LoadPackage() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1400]
UE4Editor_Engine!UEngine::LoadMap() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\engine\private\unrealengine.cpp:9854]
UE4Editor_Engine!UEngine::Browse() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\engine\private\unrealengine.cpp:9139]
UE4Editor_Engine!UEngine::TickWorldTravel() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\engine\private\unrealengine.cpp:9328]
UE4Editor_Engine!UGameEngine::Tick() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\engine\private\gameengine.cpp:1035]
UE4Editor!FEngineLoop::Tick() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:2834]
UE4Editor!GuardedMain() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\launch.cpp:156]
UE4Editor!GuardedMainWrapper() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UE4Editor!WinMain() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:202]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:264]
kernel32
ntdll