Fix furnace crash (#730)
Adds check to prevent crash, temporary fix for maps which include furnaces
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@ -236,6 +236,7 @@ local furnaces = {}
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local function on_destruct(pos)
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local function on_destruct(pos)
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local inv = minetest.get_inventory({ type = "node", pos = pos })
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local inv = minetest.get_inventory({ type = "node", pos = pos })
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if not inv then return end
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for _, list in pairs(inv:get_lists()) do
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for _, list in pairs(inv:get_lists()) do
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for _, item in pairs(list) do
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for _, item in pairs(list) do
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minetest.add_item(pos, item)
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minetest.add_item(pos, item)
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