Error while running event tile-upgrade-planner-muluna::on_player_selected_area (ID 57)
Unknown tile name: low-density-space-platform-foundation
stack traceback:
[C]: in function 'create_entity'
tile-upgrade-planner-muluna/script/planner.lua:80: in function 'upgrade_area'
tile-upgrade-planner-muluna/script/planner.lua💯 in function 'selected_area'
tile-upgrade-planner-muluna/script/planner.lua:153: in function <tile-upgrade-planner-muluna/script/planner.lua:153>"
72971.117 Info ServerMultiplayerManager.cpp:808: updateTick(26851970) changing state from(InGame) to(Failed)
72971.118 Quitting: multiplayer error.
72971.118 Info GlobalContext.cpp:775: Deleting active scenario.

We don't have the planet Mulana. It also crashes if you try to upgrade flooring to a unlayable kind.